1. The teacher dosen’t permit ____ in class.
　　(A) smoke (B) to smoke (C) smoking (D) to have a smoke
　　2. Anne couldn’t concentrate ____ what she was doing while her family were watching TV.
　　(A) to (B) on (C) for (D) in
　　3. Mr.Smith advised us to withdraw ____.
　　(A) so that to get not involved (B) so as to get not involved (C) so as not to get involved (D) so that not to get involved
　　4. I decided to go to the library as soon as I ____.
　　(A) finish what I did (B) finished what I did (C) would finish what I was doing (D) finished what I was doing
　　5. Jean did not have time to go to the concert last night because she was busy ____ for her examination.
　　(A) to prepare (B) to be prepared (C) preparing (D) being preparing
　　6. It ____ around nine o’clock when I drove back home because it was already dark.
　　(A) had to be (B) was to be (C) must have be (D) must be
　　7. There were some ____ flowers on the table.
　　(A) artificial (B) unnatural (C) false (D) unreal
　　8. He said he would go ____ the rain.
　　(A) without (B) no matter how (C) in spite of (D) even if
　　9. The rain was heavy and ____ the land was flooded.
　　(A) consequently (B) continuously (C) constantly (D) consistently
　　10. There’s little chance that mankind would ____ a nuclear war.
　　(A) retain (B) endure (C) maintain (D) survive
　　11. Throughout his life, Henry Moore ____ an interest in encouraging art in the city of Leeds.
　　(A) contained (B) secured (C) reserved (D) maintained
　　12. Many difficulties have ____ as a result of the change over to a new type of fuel.
　　(A) risen (B) arisen (C) raised (D) arrived
　　13. Though the long-term ____ cannot be predicted, the project has been proved by the committee.
　　(A) affect (B) effort (C) effect (D) afford
　　14. She ____ a musician than her brother.
　　(A) were more of (B) has been more of (C) is more of (D) be more of
　　15. Many Europeans ____ the continent of Africa in the 19th century.
　　(A) explore (B) were explored (C) were exploring (D) explored
　　16. In those days Jerry ____ her mother in the hospital every day.
　　(A) go to see (B) went to see (C) goes to see (D) has gone to see

　　17. There ____ beautiful clothes displayed in the shop window.
　　(A) is (B) was (C) are (D) were
　　18. He ____ eggs and toast for breakfast tomorrow morning.
　　(A) has (B) have (C) will have (D) had
　　19. I think Red Team will win the final game; it’s very likely that ____.
　　(A) they will (B) they can (C) they would (D) they could
　　20. The car won’t start because the battery ____.
　　(A) runs down (B) run down (C) has run down (D) have run down