EX6:
1.People don’t care much about environment, so they keep making it worse.
→If people cared much about environment, they wouldn't make it worse
2.She suffered from a serious disease because of drinking contaminated water in a long time.
→Since she had drunk contaminated water in a long time, she suffered from a serious disease
3.The drainage system is damaged. There is not enough water for the crop.
→If the drainage system weren't damaged, there would be enough water for the crop.
4.“Why don’t you turn off more lights in the house to reduce your eyestrain?”
→If I were you, I would turn off more lights in the house to reduce my eyestrain
5.The improvements of the public transport system will encourage more people to use it.
→If the public transport is improved, more people will use it
EX7:
1. The brave firefighter rescued him out of the fire.
→He was rescude out of the time by the brave firefighter
2.The earthquake has destroyed a big number of buildings in the city.
→A big number of buildings in the city has been destroyed by the earthquake
3.Why didn’t they send an ambulance to US?
→Why weren't us sent an ambulance
4.People donated a lot of clothes, food and drinks to support the victims of the flood.
→A lot of clothes , food and drinks were donated to support the victims of the flood.
5.Someone took him to the hospital for an immediate surgery.
→He was taken to the hospital for an immediate surgery.
EX8:Xin lỗi mình không biết làm
EX9:
1.E
2.G
3.A
4.C
5.D
6.B
7.H
8.F
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