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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
8.a) introduce
b) before
c) doing
d) myself
e) Excuse
f) meet
g) Let
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
1. My sister is known as the most beautiful girl in her class.
2. The play was quite different from what I had thought.
3. My mother would like to go to Europe, but she's afraid of flying.
4. Come on, let's go! I'm tired of waiting.
5. People can tell who they are from what they wear.
6. Miss Smith is our teacher. She is very nice to us.
7. Be as careful as possible when you carry these glasses.
Từng tranh theo từ trên xuống và qua rồi đó bạn ^^ hay để mình chụp từng bài gửi nha
cau 4 thieu than a tourist does cai cho revision for test
2. She asked me to help her.
1. Miss Hoa told Nga to try her best to improve her Math.
4. My father told us not to make so much noisy here.
3. She told the children to be quiet.
1. It's been a year since I last heard from him.
4. We solve this problem by ourselves.
\(_{\text{sai cho mk xl}}\)