22.The police caught the thief without any________________(difficult).

difficulty

21. I was sorry to learn of your uncle's ______________(die).

death

20.He will give away his vast fortune to spare the American _________________　

(govern) the burden(负担)of health care.

government

19. A little ________________encourage) is all some people need to keep doing a

good job.

encouragement

18.The Green School Project has become part of the _______________________

(environment)education in our school.

environmental

17. All of us enjoyed __________________(we)at the party.

ourselves

15.________________________ (advertise) will sometimes use half-truths.　　

Advertisers

14.When someone tells you something that is true, but leaves out important

information that should be included , he can create a false______________(impress) .

impression

13.This _______________(advertise)is written for people who want to develop stamp

collection as a hobby.

advertisement

11.Scientists have found some evidence of the _______________(exist)of the

“animal”.

existence