1. He is phoning his mother. That is the second time he__________ her this morning A. has phoned B. is phoning C. has phoned D. phoned
2. __________ it rained heavily, we managed to get home. A. In case of B. Despite C. Unless D. Although
3. I would rather you __________ back home before 9 p.m. A. coming B. came C. to come D. come
4. They were doing their research when we came, _________? A. were they B. weren't they C. didn't they  D. did they
5. Nam's uncle wishes he __________ good crops this year. A. gets B. would get C. got D. had got
6. We __________ take the taxi. We are too late to walk to the station A. would rather B. would like C. had better D. suggest
7. She said that she ___________ me the night before. A. would meet. C. had met. C. met  D. had been meeting C. Therefore
8. ___________ it is rainy, I walk home without my umbrella. A. Although B. However C. therefore D. How
9. We use less electricity ___________ power plants will burn less fuel. A. so B. because C. and D. but
GIẢI THÍCH