13.　 Now it is very easy and quick to get i________from the Internet with just a computer.

12.　 A student, though i_______, must study hard.

11.　 Seeing the teacher coming,Kate can’t help______(避免)talking to him.

10.　 The thief a______that he had stolen the money.

9.　　　 Thank you very much.I really a_________your help.

8.　　　 That school is very famous for its high standards of _________(纪律).

7.　　　 Even in his late years of life,the old man is still doing _________(科学的)research.

6.　　　 Jane is always very n________before an exam and can’t eat anything.

5.　　　 They were busy o__________a meeting for the company.

4.　　　 It’s bad __________(行为)for a man to smoke in the public places where smoking is not allowed.