17. ___ for tomorrow’s lessons, I have no time to play the computer games with you.
A. Not prepare B. Not preparing C. Not prepared D. Not to prepare
16. ___ at the way the questions were asked, the students didn’t know how to answer them.
A. To surprise B. Surprising C. Surprised D. Surprise
15.Problems______ at the summit meeting included anti-terrorism, economic cooperation, environmental protection and so on.
A. study B. studying C. to study D. studied
14. The taxi hit a boy _______ a bicycle and knocked him off onto the ground.
A. rode B. who is riding C. riding D. ridden
13. If one third of a person’s blood _______, they may die.
A. lost B is lost C. is losing D. loses
12. The Inuit people wear clothes and shoes ______ from furs and skins of seals.
A. which are made B. made C. are made D. both A and B
11. We must study as much as possible to meet the needs of a _________ world we face.
A. ever-changed B. ever-change C. ever-changes D. ever-changing
10. So far schools ___________by the state are still more popular than those that the state does not control.
A. runs B. running C. ran D. run
9. Cleaning women in big cities usually get ________ by the hour, not by the month.
A. pay B. paying C. paid D. to pay
8. I noticed a ________ look on her face when you gave the answer. It was clear that she didn’t quite follow you.
A. puzzled B. to puzzle C. puzzles D. puzzling