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16 tháng 11 2021

Câu 24: C

16 tháng 11 2021

Câu 13: B

27 tháng 5 2021

Part 1:

1. with

2. does

3. after

4. if

5. where

6. I won't

Part 2:

1B 2F 3A 4E 5C 6D

Part 3:

1. invited

2. will play

3. have just won

4. be cleaned

5. to take

6. beautifully

7. impression

Part 4:

1. read -> reading

2. disappointing -> disappointed

3. environment -> environmental

4. who -> that

Part 5:

1. the bad weather

2. are made to study

3. were good at learning

4. going to the English

19 tháng 5 2021

1.needn't

2.impressed

3.the

4.send

5.the

6.who

ko biết đúng ko nữa 

19 tháng 5 2021

Part 1

1 needn't

2 impressed

3 with

4 send

5 the

6 who

Part 2

1f 2d 3c 4b 5a 6g

Part 3

1 was cooking

2 surfing

3 went

4 was going to visit

5 try

6 widened

7 cultural

8 conveniently

Part 4

1 serious -> seriously

2 well-preserved -> be well-preserved

Part 5

1 my english were good

2 going to the english-

3 area has been spoiled 

4 which I read 

Part 6 

1 without

2 be damaged

3 healthy

4 destruction

Part 7

2F 3F 4F

19 tháng 5 2021

Part 1

1 into

2 which

3 happily

4 aspect

5 if

6 compulsory

Part 2

1c 2f 3b 4g 5a 6e

Part 3

1 opened

2 to be finished

3 repairing

4 driving

5 harmful

6 modernize

7 environmentalists

8 effectively

Part 4

1 disappointing -> disappointed

2 come -> came

Part 5

1 succeed although he tried 

2 my father could speak

3 seen such an interesting 

4 being made to protect

Part 6

1 forest

2 climate

3 in

4 fortunatelt

Part 7

1T 2F 3F 4F

22 tháng 5 2021

Part 1

1 On

2 did

3 would

4 therefore

5 who

6 of

Part 2

1 G

2 A

3 F

4 D

5 B

6 C

Part 3

1 are watered

2 will become

3 has read

4 revising

5 communicate

6 announcement

7 interactive

8 conservationist

 

22 tháng 5 2021

Part 4 

1 to travel => travelling

2 that => bỏ

Part 5

1 spoke English as

2 is being used by 

3 he was leaving

4 you can find are 

Part 6

1 walking

2 good

3 experienced

4 burden

7 tháng 12 2021

\(Sửa:A=x^4-6x^3+13x^2-12x+2021\\ A=\left(x^4-6x^3+9x^2\right)+4\left(x^2-3x\right)+4+2017\\ A=\left(x^2-3x\right)^2+4\left(x^2-3x\right)+4+2017\\ A=\left(x^2-3x+2\right)^2+2017\ge2017\\ A_{min}=2017\Leftrightarrow x^2-3x+2=0\Leftrightarrow\left(x-2\right)\left(x-1\right)=0\Leftrightarrow\left[{}\begin{matrix}x=1\\x=2\end{matrix}\right.\)

27 tháng 5 2021

Part 1 : 

1. so 

2. forward

3. which

4.didn't

5. if

6. although

Part 2 : 

1.C

2.E

3.A

4.F

5.B

6.D

 

27 tháng 5 2021

Part 3 : 

1. eruption

2.compelling

3.badly

4.natural 

5. not to stay 

6. didn't work / has had

8. would tell

Part 4 : 

1. didn't => haven't

2. happily => happy

3. complains => should complain

4. on => off

20 tháng 5 2021

part 1

1 where

2 which

3 important

4 traditional

5 of

6 even though

part 2

1G 2A 3F 4D 5C 6B

part 3

1 not watching

2 would arrive

3 would pay

4 playing

5 has worked

6 harmed

7 unsuccessful

 8 richly

part 4

1 internation -> international

2 write -> be written

part 5

1 have to be taken

2 spends 2 hours doing

3 unless someone puts

4 which I visited 

part 6

1 natural

2 economically

3 resources

4 before

part 7

1T 2T 3F 4T