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Sau ngày đọc thứ nhất, phân số chỉ số trang còn lại là:
1 - 2/7 = 5/7 số trang
Phân số chỉ số trang đọc ngày thứ hai là:
5/7 x 9/20 = 9/28 số trang
44 trang ứng với:
5/7 - 9/28 = 11/28 số trang
Số trang của quyển sách là:
44 : 11/28 = 112 trang
Đáp số : 112 trang
P/số chỉ số trang sách ngày thứ 2 đọc đc là
\(\left(1-\frac{2}{7}\right).\frac{9}{20}=\frac{9}{28}\)(tổng số trang)
P/số chỉ số trang sách ngày thứ 3 đọc đc là
\(1-\frac{2}{7}-\frac{9}{28}=\frac{11}{28}\)(tổng số trang)
Quyển sách Hoa đọc đc có số trang là
\(44:\frac{11}{28}=112\)(trang)
Đ/số : 112 trang
Ủng hộ mk nha,chúc bn học tốt!!
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1. I spent less money than you.
2. This book is more expensive than I think.
3. Nobody is taller than him.
4. No film of all is more interesting than this film.
5. That exercise is more difficult than this one.
6. Jack drives more carelessly than he does.
7. He is the best player in the group.
câu nào tớ biết thì tớ trả lời cho
3) no boy in the class is taller than he
4) no film of all ís more interesting than this
5) that exercise is more difficult than this one
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1. A The young singer is bringing out a new ........record............. called "Forever Love".
B The police are keeping a ......record...............of all cars which entered the area.
C It's difficult for anyone with a criminal...........record........ to get a job.
2. A With one blow he.........drove ............ the nail into the plank.
B Failure......drove............... him to such despair that he could hardly get over.
C The man.......drove..... the van up to the front door of the warehouse.
3. A Her family planned to....hammered...............her at the Christmas debutante all in New York.
B. She wants to.........hammered............ as a pleasant young woman.
C. He gave Brian a......hammered............... with the understanding that he would appreciate it until a later date.
4. A As we round the bend, the first few houses came into......view..............
B There is a widespread........view............. that too much sugar is bad for you.
C The prize-winning sculpture is on..........view........... at the National Gallery this week.
5. A The team did so ..........badly........... that they hardly reached the quarter-finals.
B Some of our trees were..........badly........... damaged in the storm.
C The roof has been leaking for some time and is...........badly.......... in need of repair.
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Rewrite:
1. Let's listen to some music.
-> Why don't we listen to music?
2. It's often cold in the winter.
-> It's never cold in the winter.
3. Why don't we go swimming?
-> What about going swimming?
4. Nam is taller than Duy.
Duy is not taller than Nam.
1. Why don't we listen to some music?
2. It's never hot in the winter.
3. What about going swimming?
4. Ba is not as tall as Duy.
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1. Has your mother ever been(your mother / ever be) ... to Australia ? Yes, she (go)went ... there with my father last year.
2. The Olympic Games (be) are ... held every four yeas
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1. finish -> finishes vì đây là thì hiện tại đơn
2. khoảng trống thứ nhất là Do
eat giữ nguyên
3. am not wanting to stay vì có now
go -> going vì có now ở câu trước
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1.it's the most (frighten)....frightening.....film i've ever seen
Trả lời:
1.it's the most (frighten) frightening film i've ever seen.
...