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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.
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
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
8.a) introduce
b) before
c) doing
d) myself
e) Excuse
f) meet
g) Let
5. The children liked to swim in the rain.
= The children enjoyed swimming in the rain.
6. How carefully he drives
= What a carefull driver.
7. We must cover electrical sockets because children try to put anything into them.
= Electrical sockets must be cover because the children try to put anything into them.
72. have known
73. is coming
74. flows
75. was listening
76. did...see
77. worked
78. promise
79. was drinking
80. lost
81. has worked
82. was sitting
83. won't go
84. went - haven't speak
85. doesn't rain
86. leaved
87. was sleeping
88. don't eat
89. was speaking
90. did...smoke
91. has been
92. Have...seen
93. were visiting
94. arrived
95. Have...been - went
96. give - will sell
97. was making
98. hasn't had
99. returns
100. met
101. doesn't rain - left
103. took
104. has
105. was climbing
106. have lived
107. am going to watch
108. will lend
109. would have
110. am buying
111. haven't begun
112. arrived - had - went
113. Did...wash
114. is raining - started - has been raining
115. reading - come
Chúc bạn hoc tốt!