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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.
Exericse V:
31. B
32.C
33.C
34.A
35.D
Exercise VI:
36. A
37. D
38. C
39. C
40. C
Exercise VIIz;
41. D. time enough \(\rightarrow\)enough time
42. C. rises \(\rightarrow\) is rising
43. C. isn't telling \(\rightarrow\) don't tell
44. C. with \(\rightarrow\) \(\varnothing\)
45. C. taller \(\rightarrow\) tallest
Exercise VIII"
46.D
47.A
48.C
49.B
50.A
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
cau 4 thieu than a tourist does cai cho revision for test
1. ....Because of... the meeting's at 2.00, I won't be late to see you.
2. ..Although..I told the absolute truth, no one would believe me.
3. The goods were never delivered ...although.....the promise we had received.
4. My mother is always complaining ....because of.....the untidiness of my room.
5. I didn't get the job ...although.....I had all the necessary qualifications.
6. It's unsafe to traveling that country...because of....the ongoing civil war.
7. The villagers refused to leave ..in spite of......the drought.
8. ....Because.....everything looked different, I had no idea where to go.
9. ...Because of....his age, John was not hired ...although......he had the necessary qualifications.
10. You can enter this secure area..although........you don't have an offical permit.
11. ..Although....it was sunny , it was quite a cold day.
12. Several people in the crowd became ill and fainted ..because of.......the extreme heat.
13. ..In spite of.....having a bad cough, she was able to sing in the choir.
14. ...Because.....I had nothing for lunch but an apple, I ate dinner early.
15. Sarah can't climb up the tree ...because of....her fear of heights.
- Although, In Spite of đều có nghĩa là mặc dù, nhưng sau although là một mệnh đề ( clause ) còn sau in spite of là cụm danh từ hoặc là verb- ing.
- Because, Because of đều có nghĩa là bởi vì, nhưng sau Because là một mệnh đề ( clause ) còn sau because of là cụm danh từ hoặc là verb- ing.
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8.a) introduce
b) before
c) doing
d) myself
e) Excuse
f) meet
g) Let
1. D
2. A
3. B
4. C
5. B
6. B
7. C
8. A
9. A
10. D
11. A
12. D
13. D
14. D
15. D
16. B
em cảm ơn ạ