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4 If you aren't alert, you computer will be infected with viruses
5 If we use much pesticide on vegetables, they will become poisonous
9 Because Nam needs to improve his social skills, he attends the activity
11 How about using public buses instead of motorbike
12 They enjoy protecting the environment unpolluted
15 Mr Brown was disappointed that his son didn't write to him
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Alexander Graham bell invented the telephone in 1876
The telephone .......was invented.......by Alexander Graham bell in 1876
Câu bị động thì quá khứ đơn: S+was/were+PII+.....
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1D 2B 3C 4A 5A 6C 7A 8A 9B 10A 11C 12D 13D 14D 15A 16D 17A 18C 19C 20D 21D 22C 23C 24A 25B 26C 27D 28B 29C
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12 I consider that to manage to know what other people are thinking is quite impossible
lần sau bạn có thể gõ lên đc ko, chứ nó hơi khó nhìn á...👉👈
dạ để mình sửa lại ạ