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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.
cau 4 thieu than a tourist does cai cho revision for test
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
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
Dài lắm bạn , chưa kể ghi lại đề mất thời gian nữa ,hơn mấy chục bài lận đó ==''
1. in- in
2. on- at
3. on
4. between
5. on- in
6. at
7. at- before
8. at- after
9. at
10. at







mn ktra giúp mk vs, câu nào sai nhắc mk nhe









6 I wish he didn't talk so much in class
7 By 6 pm tomorrow, we will have finished all our work.
8 Everyday I spend 2 hours doing homework.
9 Neither Bill nor John has a sister.
10 She started writing poems at the age of 12.
They had such a fierce dog that nobody would visit them.
He didn’t forget, and neither did she.
There’s nothing I wouldn't do for you.
They are being made to study hard by their teacher.
So as not to disturb the children, we left quietly
She suggested going out for a walk.
No matter how intelligent you may be, you should be careful.
However hard he tried, he couldn't pass his driving test.
Mary does not mind giving you a hand.
He told me that he was very busy and would ring me the next day.
He suggested meeting them at 10 o'clock.
Peter apologized for breaking the glass.
He was made to tell the truth.
There is hardly anything he doesn't know about whales.