{"segment":[{"time":14,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"\u0110\u1ecdc k\u1ef9 b\u00e0i sau r\u1ed3i tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi","temp":"multiple_choice","correct":[[1]],"list":[{"point":10,"ques":"<b>C\u00f9ng vui ch\u01a1i<\/b><br\/><br\/><div class='basic_table_left basic_size18'>Ng\u00e0y \u0111\u1eb9p l\u1eafm b\u1ea1n \u01a1i<br\/>N\u1eafng v\u00e0ng tr\u1ea3i kh\u1eafp n\u01a1i<br\/>Chim ca trong b\u00f3ng l\u00e1<br\/>Ra s\u00e2n ta c\u00f9ng ch\u01a1i.<br\/><br\/>Qu\u1ea3 c\u1ea7u gi\u1ea5y xanh xanh<br\/>Qua ch\u00e2n t\u00f4i, ch\u00e2n anh<br\/>Bay l\u00ean r\u1ed3i l\u1ed9n xu\u1ed1ng<br\/>\u0110i t\u1eebng v\u00f2ng quanh quanh.<br\/><br\/>Anh nh\u00ecn cho tinh m\u1eaft<br\/>T\u00f4i \u0111\u00e1 th\u1eadt d\u1ebbo ch\u00e2n<br\/>Cho c\u1ea7u bay tr\u00ean s\u00e2n<br\/>\u0110\u1eebng \u0111\u1ec3 r\u01a1i xu\u1ed1ng \u0111\u1ea5t.<br\/><br\/>Trong n\u1eafng v\u00e0ng t\u01b0\u01a1i m\u00e1t<br\/>C\u00f9ng ch\u01a1i cho kh\u1ecfe ng\u01b0\u1eddi<br\/>Ti\u1ebfng c\u01b0\u1eddi xen ti\u1ebfng h\u00e1t<br\/>Ch\u01a1i vui h\u1ecdc c\u00e0ng vui.<\/div><br\/><span class='basic_right basic_gray basic_size18'>(T\u1eadp \u0110\u1ecdc 3, 1980)<\/span><br\/><br\/><b>B\u00e0i th\u01a1 t\u1ea3 ho\u1ea1t \u0111\u1ed9ng g\u00ec c\u1ee7a h\u1ecdc sinh ?<\/b>","select":["Ch\u01a1i \u0111\u00e1 c\u1ea7u trong gi\u1edd ra ch\u01a1i.","Ch\u01a1i nh\u1ea3y d\u00e2y trong gi\u1edd ra ch\u01a1i."],"explain":"\u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0:<b>Ch\u01a1i \u0111\u00e1 c\u1ea7u trong gi\u1edd ra ch\u01a1i.<\/b>","hint":"\u0110\u1ecdc l\u1ea1i \u0111o\u1ea1n:<br\/><b><div class='basic_table_left basic_size18'>Qu\u1ea3 c\u1ea7u gi\u1ea5y xanh xanh<br\/>Qua ch\u00e2n t\u00f4i, ch\u00e2n anh<br\/>Bay l\u00ean r\u1ed3i l\u1ed9n xu\u1ed1ng<br\/>\u0110i t\u1eebng v\u00f2ng quanh quanh.<\/div><\/b>","column":2}]}],"id_ques":621},{"time":14,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"\u0110\u1ecdc k\u1ef9 b\u00e0i sau r\u1ed3i tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi","temp":"multiple_choice","correct":[[1]],"list":[{"point":10,"ques":"<b>C\u00f9ng vui ch\u01a1i<\/b><br\/><br\/><div class='basic_table_left basic_size18'>Ng\u00e0y \u0111\u1eb9p l\u1eafm b\u1ea1n \u01a1i<br\/>N\u1eafng v\u00e0ng tr\u1ea3i kh\u1eafp n\u01a1i<br\/>Chim ca trong b\u00f3ng l\u00e1<br\/>Ra s\u00e2n ta c\u00f9ng ch\u01a1i.<br\/><br\/>Qu\u1ea3 c\u1ea7u gi\u1ea5y xanh xanh<br\/>Qua ch\u00e2n t\u00f4i, ch\u00e2n anh<br\/>Bay l\u00ean r\u1ed3i l\u1ed9n xu\u1ed1ng<br\/>\u0110i t\u1eebng v\u00f2ng quanh quanh.<br\/><br\/>Anh nh\u00ecn cho tinh m\u1eaft<br\/>T\u00f4i \u0111\u00e1 th\u1eadt d\u1ebbo ch\u00e2n<br\/>Cho c\u1ea7u bay tr\u00ean s\u00e2n<br\/>\u0110\u1eebng \u0111\u1ec3 r\u01a1i xu\u1ed1ng \u0111\u1ea5t.<br\/><br\/>Trong n\u1eafng v\u00e0ng t\u01b0\u01a1i m\u00e1t<br\/>C\u00f9ng ch\u01a1i cho kh\u1ecfe ng\u01b0\u1eddi<br\/>Ti\u1ebfng c\u01b0\u1eddi xen ti\u1ebfng h\u00e1t<br\/>Ch\u01a1i vui h\u1ecdc c\u00e0ng vui.<\/div><br\/><span class='basic_right basic_gray basic_size18'>(T\u1eadp \u0110\u1ecdc 3, 1980)<\/span><br\/><br\/><b>Em hi\u1ec3u c\u00e2u: ''Ch\u01a1i vui h\u1ecdc c\u00e0ng vui'' l\u00e0 th\u1ebf n\u00e0o ?<\/b>","select":["Ch\u01a1i vui l\u00e0m h\u1ebft m\u1ec7t nh\u1ecdc, tinh th\u1ea7n tho\u1ea3i m\u00e1i, t\u0103ng th\u00eam tinh th\u1ea7n \u0111o\u00e0n k\u1ebft, h\u1ecdc t\u1eadp s\u1ebd t\u1ed1t h\u01a1n.","Ch\u01a1i cho kh\u1ecfe ng\u01b0\u1eddi."],"explain":"\u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0:<b>Ch\u01a1i vui l\u00e0m h\u1ebft m\u1ec7t nh\u1ecdc, tinh th\u1ea7n tho\u1ea3i m\u00e1i, t\u0103ng th\u00eam tinh th\u1ea7n \u0111o\u00e0n k\u1ebft, h\u1ecdc t\u1eadp s\u1ebd t\u1ed1t h\u01a1n.<\/b>","hint":"","column":1}]}],"id_ques":622},{"time":14,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"Trong \u0111o\u1ea1n th\u01a1 sau c\u00f3 m\u1ea5y s\u1ef1 v\u1eadt \u0111\u01b0\u1ee3c nh\u00e2n h\u00f3a ?<br\/><br\/><b><div class='basic_table_left basic18'>S\u00e1ng n\u00e0o em \u0111i h\u1ecdc<br\/>\u0110\u00e3 th\u1ea5y n\u00fai v\u01b0\u01a1n vai<br\/>Chim l\u00edu lo t\u1eadp \u0111\u1ecdc<br\/>R\u1eebng r\u00e2m ran nh\u1ea9m b\u00e0i.<\/div><\/b>","select":["1 s\u1ef1 v\u1eadt","2 s\u1ef1 v\u1eadt","3 s\u1ef1 v\u1eadt","4 s\u1ef1 v\u1eadt"],"explain":"3 s\u1ef1 v\u1eadt:<br\/><b>N\u00fai v\u01b0\u01a1n vai; Chim t\u1eadp \u0111\u1ecdc; R\u1eebng nh\u1ea9m b\u00e0i.<\/b>","hint":"Nh\u00e2n h\u00f3a l\u00e0 g\u1ecdi ho\u1eb7c t\u1ea3 con v\u1eadt, c\u00e2y c\u1ed1i, \u0111\u1ed3 v\u1eadt\u2026 b\u1eb1ng nh\u1eefng t\u1eeb ng\u1eef v\u1ed1n \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 g\u1ecdi ho\u1eb7c t\u1ea3 con ng\u01b0\u1eddi; l\u00e0m cho th\u1ebf gi\u1edbi lo\u00e0i v\u1eadt, c\u00e2y c\u1ed1i, \u0111\u1ed3 v\u1eadt tr\u1edf n\u00ean g\u1ea7n g\u0169i v\u1edbi con ng\u01b0\u1eddi, bi\u1ec3u th\u1ecb \u0111\u01b0\u1ee3c nh\u1eefng suy ngh\u0129, t\u00ecnh c\u1ea3m c\u1ee7a con ng\u01b0\u1eddi. Nh\u00e2n h\u00f3a c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m cho c\u00e1c s\u1ef1 v\u1eadt tr\u1edf n\u00ean s\u1ed1ng \u0111\u1ed9ng g\u1ea7n g\u0169i v\u1edbi con ng\u01b0\u1eddi.","column":4}]}],"id_ques":623},{"time":14,"part":[{"title":"Ch\u1ecdn \u00e2m \u0111\u1ea7u th\u00edch h\u1ee3p thay v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","correct":[["N"],["n"],["l"],["l"]],"temp":"drop_blank","list":[{"point":10,"word":["L","N","n","l","l"],"ques":"<div class='basic_table_left basic18'>_dr_blank_a ch\u00edn, _dr_blank_a m\u1edf m\u1eaft<br\/>M\u00edt ch\u00edn, m\u00edt th\u01a1m _dr_blank_\u1eebng<br\/>Th\u1ecb ch\u00edn, th\u1ecb v\u00e0ng r\u1ed9m<br\/>\u0110i\u1ec3m m\u01b0\u1eddi, em _dr_blank_\u1edbn kh\u00f4n.<\/div>","explain":"C\u00e1c ch\u1eef th\u00edch h\u1ee3p c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <br\/><div class='basic_table_left basic18'><u>N<\/u>a ch\u00edn, <u>n<\/u>a m\u1edf m\u1eaft<br\/>M\u00edt ch\u00edn, m\u00edt th\u01a1m <u>l<\/u>\u1eebng<br\/>Th\u1ecb ch\u00edn, th\u1ecb v\u00e0ng r\u1ed9m<br\/>\u0110i\u1ec3m m\u01b0\u1eddi, em <u>l<\/u>\u1edbn kh\u00f4n.<\/div>"}]}],"id_ques":624},{"time":14,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[1]],"list":[{"point":10,"ques":"B\u1ed9 ph\u1eadn g\u1ea1ch ch\u00e2n trong c\u00e2u sau tr\u1ea3 l\u1eddi cho c\u00e2u h\u1ecfi n\u00e0o ?<br\/><b>''Hai B\u00e0 Tr\u01b0ng m\u1eb7c gi\u00e1p ph\u1ee5c th\u1eadt \u0111\u1eb9p <u>\u0111\u1ec3 d\u00e2n ch\u00fang th\u00eam ph\u1ea5n kh\u00edch c\u00f2n gi\u1eb7c tr\u00f4ng th\u1ea5y th\u00ec kinh h\u1ed3n.<\/u>''<\/b>","select":["\u0110\u1ec3 l\u00e0m g\u00ec ?","Khi n\u00e0o ?","\u1ede \u0111\u00e2u ?"],"explain":"\u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0:<b>\u0110\u1ec3 l\u00e0m g\u00ec ?<\/b>","hint":"B\u1ed9 ph\u1eadn g\u1ea1ch ch\u00e2n \u0111\u1ee9ng sau ch\u1eef \u0111\u1ec3 tr\u1ea3 l\u1eddi cho c\u00e2u h\u1ecfi \u0110\u1ec3 l\u00e0m g\u00ec ?: <b>Hai B\u00e0 Tr\u01b0ng m\u1eb7c gi\u00e1p ph\u1ee5c th\u1eadt \u0111\u1eb9p \u0111\u1ec3 l\u00e0m g\u00ec ?<\/b>","column":3}]}],"id_ques":625},{"time":14,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[2]],"list":[{"point":10,"ques":"C\u00e2u n\u00e0o sau \u0111\u00e2y c\u00f3 s\u1eed d\u1ee5ng bi\u1ec7n ph\u00e1p nh\u00e2n h\u00f3a ?","select":["M\u1eb7t tr\u1eddi chi\u1ebfu nh\u1eefng tia n\u1eafng oi b\u1ee9c xu\u1ed1ng c\u00e1nh \u0111\u1ed3ng kh\u00f4 h\u1ea1n.","\u00d4ng m\u1eb7t tr\u1eddi gi\u1eadn d\u1eef n\u00e9m nh\u1eefng tia n\u1eafng l\u1eeda xu\u1ed1ng c\u00e1nh \u0111\u1ed3ng \u0111ang kh\u00e1t n\u01b0\u1edbc."],"explain":"\u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0:<b>\u00d4ng m\u1eb7t tr\u1eddi gi\u1eadn d\u1eef n\u00e9m nh\u1eefng tia n\u1eafng l\u1eeda xu\u1ed1ng c\u00e1nh \u0111\u1ed3ng \u0111ang kh\u00e1t n\u01b0\u1edbc.<\/b>","hint":"Nh\u00e2n h\u00f3a l\u00e0 g\u1ecdi ho\u1eb7c t\u1ea3 con v\u1eadt, c\u00e2y c\u1ed1i, \u0111\u1ed3 v\u1eadt\u2026 b\u1eb1ng nh\u1eefng t\u1eeb ng\u1eef v\u1ed1n \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 g\u1ecdi ho\u1eb7c t\u1ea3 con ng\u01b0\u1eddi; l\u00e0m cho th\u1ebf gi\u1edbi lo\u00e0i v\u1eadt, c\u00e2y c\u1ed1i, \u0111\u1ed3 v\u1eadt tr\u1edf n\u00ean g\u1ea7n g\u0169i v\u1edbi con ng\u01b0\u1eddi, bi\u1ec3u th\u1ecb \u0111\u01b0\u1ee3c nh\u1eefng suy ngh\u0129, t\u00ecnh c\u1ea3m c\u1ee7a con ng\u01b0\u1eddi. Nh\u00e2n h\u00f3a c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m cho c\u00e1c s\u1ef1 v\u1eadt tr\u1edf n\u00ean s\u1ed1ng \u0111\u1ed9ng g\u1ea7n g\u0169i v\u1edbi con ng\u01b0\u1eddi.","column":1}]}],"id_ques":626},{"time":14,"part":[{"title":"Ch\u1ecdn d\u1ea5u th\u00edch h\u1ee3p thay v\u00e0o \u00f4 tr\u1ed1ng","title_trans":"","correct":[["!"],["!"],["?"],["."],["."],["!"]],"temp":"drop_blank","list":[{"point":10,"word":["?","!","!",".",".","!"],"ques":"<span class='basic_left textindent basic18'>\u00c9n s\u1ee3 h\u00e3i k\u00eau l\u00ean:<\/span><br\/><span class='basic_left textindent basic18'>- Chao \u00f4i _dr_blank_ N\u01b0\u1edbc s\u00f4ng ch\u1ea3y xi\u1ebft qu\u00e1 _dr_blank_<\/span><br\/><span class='basic_left textindent basic18'>- Con kh\u00f4ng d\u00e1m bay qua \u00e0 _dr_blank_ B\u1ed1 \u00c9n h\u1ecfi _dr_blank_<\/span><br\/><span class='basic_left textindent basic18'>- Kh\u00f4ng, con kh\u00f4ng bay \u0111\u00e2u _dr_blank_<\/span><br\/><span class='basic_left textindent basic18'>- H\u00e3y d\u0169ng c\u1ea3m l\u00ean con _dr_blank_<\/span>","explain":"C\u00e1c d\u1ea5u th\u00edch h\u1ee3p c\u1ea7n \u0111i\u1ec1n v\u00e0o \u00f4 tr\u1ed1ng l\u00e0: <br\/><span class='basic_left textindent basic18'>\u00c9n s\u1ee3 h\u00e3i k\u00eau l\u00ean:<\/span><br\/><span class='basic_left textindent basic18'>- Chao \u00f4i <span class='basic_pink'>! <\/span> N\u01b0\u1edbc s\u00f4ng ch\u1ea3y xi\u1ebft qu\u00e1 <span class='basic_pink'>! <\/span><\/span><br\/><span class='basic_left textindent basic18'>- Con kh\u00f4ng d\u00e1m bay qua \u00e0 <span class='basic_pink'>? <\/span> B\u1ed1 \u00c9n h\u1ecfi <span class='basic_pink'>. <\/span><\/span><br\/><span class='basic_left textindent basic18'>- Kh\u00f4ng, con kh\u00f4ng bay \u0111\u00e2u <span class='basic_pink'>. <\/span><\/span><br\/><span class='basic_left textindent basic18'>- H\u00e3y d\u0169ng c\u1ea3m l\u00ean con <span class='basic_pink'>! <\/span><\/span>"}]}],"id_ques":627},{"time":14,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"D\u00f2ng n\u00e0o t\u00e1ch \u0111\u00fang hai b\u1ed9 ph\u1eadn Ai v\u00e0 L\u00e0m g\u00ec ? c\u1ee7a m\u1ed7i c\u00e2u sau ?","select":["\u00d4ng l\u00e3o\/ tr\u00fa m\u01b0a h\u00f4m tr\u01b0\u1edbc \u0111\u00e3 s\u01a1n h\u1ed9 c\u00e1nh c\u1eeda cho b\u1ed1 v\u00e0 Hoa.","\u00d4ng l\u00e3o tr\u00fa m\u01b0a\/ h\u00f4m tr\u01b0\u1edbc \u0111\u00e3 s\u01a1n h\u1ed9 c\u00e1nh c\u1eeda cho b\u1ed1 v\u00e0 Hoa.","\u00d4ng l\u00e3o tr\u00fa m\u01b0a h\u00f4m tr\u01b0\u1edbc\/ \u0111\u00e3 s\u01a1n h\u1ed9 c\u00e1nh c\u1eeda cho b\u1ed1 v\u00e0 Hoa."],"explain":"<b>\u00d4ng l\u00e3o tr\u00fa m\u01b0a h\u00f4m tr\u01b0\u1edbc<\/b> tr\u1ea3 l\u1eddi cho c\u00e2u h\u1ecfi Ai ?<br\/><b>\u0111\u00e3 s\u01a1n h\u1ed9 c\u00e1nh c\u1eeda cho b\u1ed1 v\u00e0 Hoa<\/b> tr\u1ea3 l\u1eddi cho c\u00e2u h\u1ecfi L\u00e0m g\u00ec ?<br\/>\u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0:<b>\u00d4ng l\u00e3o tr\u00fa m\u01b0a h\u00f4m tr\u01b0\u1edbc\/ \u0111\u00e3 s\u01a1n h\u1ed9 c\u00e1nh c\u1eeda cho b\u1ed1 v\u00e0 Hoa.<\/b>","hint":"","column":1}]}],"id_ques":628},{"time":14,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"C\u00e2u sau thu\u1ed9c ki\u1ec3u c\u00e2u g\u00ec ?<br\/><b>''M\u1ed9t v\u00e0nh m\u0169i \u0111\u01b0\u1ee3c x\u1ecf khuy\u00ean v\u00e0 m\u00f3c v\u1edbi chi\u1ebfc t\u00f2ong teng n\u01a1i v\u00e0nh tai b\u1eb1ng m\u1ed9t s\u1ee3i d\u00e2y chuy\u1ec1n.''<\/b>","select":["Ai l\u00e0 g\u00ec ?","Ai l\u00e0m g\u00ec ?","Ai th\u1ebf n\u00e0o ?"],"explain":"\u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0: <b>Ai th\u1ebf n\u00e0o ?<\/b>","hint":"","column":3}]}],"id_ques":629},{"time":14,"part":[{"title":"L\u1ef1a ch\u1ecdn \u0111\u00e1p \u00e1n \u0111\u00fang nh\u1ea5t","title_trans":"","temp":"multiple_choice","correct":[[3]],"list":[{"point":10,"ques":"C\u00e2u v\u0103n sau c\u00f3 s\u1eed d\u1ee5ng bi\u1ec7n ph\u00e1p ngh\u1ec7 thu\u1eadt n\u00e0o ?<br\/><b>''Nh\u1eefng gi\u1ecdt m\u01b0a thu c\u0169ng d\u1ecbu d\u00e0ng, se s\u1ebd nh\u01b0 ti\u1ebfng b\u01b0\u1edbc ch\u00e2n nh\u00f3n nh\u1eb9 nh\u00e0ng tr\u00ean th\u1ea3m l\u00e1 kh\u00f4''<\/b>","select":["Nh\u00e2n h\u00f3a","So s\u00e1nh","C\u1ea3 hai \u00fd tr\u00ean."],"explain":"\u0110\u00e1p \u00e1n \u0111\u00fang l\u00e0: <b>C\u1ea3 hai \u00fd tr\u00ean.<\/b>","hint":"Nh\u00e2n h\u00f3a l\u00e0 g\u1ecdi ho\u1eb7c t\u1ea3 con v\u1eadt, c\u00e2y c\u1ed1i, \u0111\u1ed3 v\u1eadt\u2026 b\u1eb1ng nh\u1eefng t\u1eeb ng\u1eef v\u1ed1n \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 g\u1ecdi ho\u1eb7c t\u1ea3 con ng\u01b0\u1eddi; l\u00e0m cho th\u1ebf gi\u1edbi lo\u00e0i v\u1eadt, c\u00e2y c\u1ed1i, \u0111\u1ed3 v\u1eadt tr\u1edf n\u00ean g\u1ea7n g\u0169i v\u1edbi con ng\u01b0\u1eddi, bi\u1ec3u th\u1ecb \u0111\u01b0\u1ee3c nh\u1eefng suy ngh\u0129, t\u00ecnh c\u1ea3m c\u1ee7a con ng\u01b0\u1eddi. Nh\u00e2n h\u00f3a c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m cho c\u00e1c s\u1ef1 v\u1eadt tr\u1edf n\u00ean s\u1ed1ng \u0111\u1ed9ng g\u1ea7n g\u0169i v\u1edbi con ng\u01b0\u1eddi.<br\/>So s\u00e1nh l\u00e0 bi\u1ec7n ph\u00e1p tu t\u1eeb ng\u1eef ngh\u0129a nh\u1eb1m \u0111\u1ed1i chi\u1ebfu hai hay nhi\u1ec1u \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1c lo\u1ea1i nhau nh\u01b0ng gi\u1ed1ng nhau \u1edf m\u1ed9t \u0111i\u1ec3m n\u00e0o \u0111\u00f3 ( ch\u1ee9 kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t ho\u00e0n to\u00e0n ) \u0111\u1ec3 \u0111em \u0111\u1ebfn m\u1ed9t c\u00e1ch tri gi\u00e1c m\u1edbi m\u1ebb v\u1ec1 \u0111\u1ed1i t\u01b0\u1ee3ng.","column":3}]}],"id_ques":630}],"lesson":{"save":0,"level":3}}