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I.
1/ C
2/ A
- - - - - - - - - - - - 
II.
3/ A
4/ A
- - - - - - - - - - - - 
III.                     
5/ C
6/ A
7/ B
8/ C
9/ B
10/ C
11/ B
12/ D
13/ D
14/ A
- - - - - - - - - - - - 
VI.
15/ D
16/ C
- - - - - - - - - - - -
V.
17/ The government has closed all the schools.
18/ Excuse me, I want to buy a new tablet.

11 tháng 9 2021

1.
There are both many good things and many potential dangers in social network 
It's important for parents to teach their children how to use social media wisely
Social network is the start of bad things like cyberbullying

2.

A recent report has said that many teenagers have contacted online with strangers and it makes them feel scared or uncomfortable.

Others receive onine advertising that is inapproriate for their age.

It is important that parents should be aware of what children are doing online.

Parents should make their children understand that they respect children's privacy.
However, parents want to make sure that their children are safe.

 
31 tháng 12 2021

5A

6A

7C

8B

9A

10D

11C

12C

13A

14C

15B

16D

17C

18A

19A

20B

21 jogging

22 competition 

23 exciting

24 feed

 

6 tháng 9 2021

1 rides

2. collect

3. didn't go

4. bought

5. haven't plan

6. will go

7. have learnt

8. Has Peter visited

9. listening

10. didn't study

6 tháng 9 2021

1 rides 

2 collect

3 did not go 

4 Bought

5 have not planned 

6 will go

7 have learnt

8 Did Peter and his parents visit

9 listening

10 did not study 

15 tháng 3 2022

dài ;-;

15 tháng 3 2022

I,1.B;2.C
II,3.C;4D