Tim a
a00>801
-7a5>-715
-560>-56a
Giải thích cho Linh nhé
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1) a = 9
2) a = 4;3;2;1;0
3) a = 0;1;2;...;9
4) chx nghĩ ra, chờ 1 lúc
1)a=9
2)a thuộc{4;3;2;1;0}
3)a thuộc{1;2;3;4;5;6;7;8;9}
4)a thuộc{1;2;3;4}
1) a=9
2) a=4,3,2,1,0
3) a=1,2,3,4,5,6,7,8,9,0
4) a=5,4,3,2,1,0
a=5,6,7,8,9
1. He asked Thu'' Will you come home tomorrow?''
=> He asked Thu If she would come home the following day
2. Linh asked him'' Have you ever been to England?''
=> Linh asked him If He had ever been to England
3.Nam asked me '' Is he doing his homework now?''
=> Nam asked me If he was doing his homework then
1,he asked me:''where will you go tomorrow ?
=>he asked me .......where i would go the next day.......
\(\frac{5}{7}>\frac{x}{10}>\frac{4}{7}\)
Quy đồng mẫu số ta có :
\(\frac{50}{70}>\frac{7.x}{70}>\frac{40}{70}\)
Suy ra : 50 > 7.x > 40
Mà 7.x phải chia hết cho 7
Suy ra x là 49
Đáp số 49
Viết lại câu giữ nguyên nghĩa :
1. Jane can swim further than I can.
=> I cannot swim as far as Jane can
2. We did not do the test as quickly as Linh.
=> Linh did the test more quickly than we did
3. Peter cannot run as fast as Tim.
=> Tim runs faster than Peter does
4. John speaks French more fluently than I do.
=> I cannot speak as fluently as John can
5. He plays football better than me.
=> I don't play football as well as he does
6. Thanh works harder now than last year.
=> Last year Thanh didn't work as hard as he does now
7. He doesn't understand the lessons as well as last year.
=> Last year he understood the lessons better than he does now.
8. My sister usually gets up earlier than me.
=> I usually get up later than my sister does
9. Yesterday, Mr Pike didn't drink as much as Mr White.
=> Yesterday Mr White drank more than Mr. Pike did.
10. Mrs Na is a slower and more careful driver than I am.
=> Mrs Na drives more slowly and carefully than I do.
Câu I: Rewrite the following sentences
1. His role is more important than mine
=> My role is not as important as his role
2. I can't swim as well as Jane
=> Jane swims better than me
3. We didn't do the test as fast as Linh
=> Linh did the test faster than us
4. Peter can't run as fast as Tim
=> Tim runs faster than Peter
5. Phong speaks English more fluently than I do
=> I don't speak English as fluently as Phong
6. We don't know a lazier person than her
=> She is the laziest person we've ever known
7. Nothing is more interesting than football
=> Football is the most interesting thing
8. I am 20 years old. My brother is 40 years old
=> My brother is older than me
9. Phong speaks French more fluently than Thuy
Thuy does not speak French as fluently as Phong
Câu I: Rewrite the following sentences
1. His role is more important than mine
=> My role............isn't as important as his.......................
2. I can't swim as well as Jane
=> Jane.................. swims better than me...........................
3. We didn't do the test as fast as Linh
=> Linh did................the test faster than us..........................
4. Peter can't run as fast as Tim
=> Tim runs..................faster than Peter.............................
5. Phong speaks English more fluently than I do
=> I...............................don't speak English as fluently as Phong does..............................
6. We don't know a lazier person than her
=> She is......................the laziest person we know..................................
7. Nothing is more interesting than football
=> Football.......................is the most interesting.....................
8. I am 20 years old. My brother is 40 years old
=> My brother.....................is older than me...........................
9. Phong speaks French more fluently than Thuy
Thuy does.........................not speak Frnch as fluently as Phong...........................
a) 68 + 11 x 205 .... 68 x 11 + 205
= 2323 > 953
Vậy 68 + 11 x 205 > 68 x 11 + 205
b) 89 x 11 + 715 .... 89 + 11 x 715
= 1694 < 7954
Vậy 89 x 11 + 715 < 89 + 11 x 715
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