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

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

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

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

good job.

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

(environment)education in our school.

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

16.Written _____________________(public)are not able to do this .

publications

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

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

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

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

collection as a hobby.

12.He keeps himself going by selling pictures to__________________(tour).

tourists