37. A. left               B. stood              C. enjoyed              D, tried

 36. A. worry             B. separate            C. stay                 D. travel

34. Everyone ________keep his or her mobile phone off during the important meeting.

A. may              B. can                C. could           D. must

33. -----You will try to annoy her when explaining why she hasn’t been invited, won’t you?

A. Naturally          B. Fortunately         C. Largely         D. Generally

32. American women were _______the right to vote until 1920 after many years of hard struggle.

A. ignored            B. neglected         C. refused           D. denied

31. The program will double the amount of money _______to help pay for child care.

A. valuable           B. convenient         C. comfortable       D. available

30. It has been rather costly to install the machinery, but it should _______in the run.

A. take off            B. go off                C. pay off            D. call off

29. My demand is that the information referred to in my report _______to Mr. Brown without delay.

A. is e-mailed         B. will be e-mailed        C. be e-mailed        D. e-mailed

28. We are _______by doctor to eat more vegetables and take plenty of physical exercises.

A. suggested         B. warned        C. informed          D. advised