The experiment has_________ the possibility of the existence of any life on that planet, but it does not mean there is no life on other planets.
A. found out B. pointed out C. ruled out D. carried out
—I haven’t got the reference book yet, but I’ll have a test on the subject next month.
—Don’t worry. You______ have it by Friday.
A. could B. shall C. must D. may
Thousands of foreigners were______ to the Shanghai World Expo the day it opened.
A. attended B. attained C. attracted D. attached
—why, Jack, you look so tired! —Well, I _____the house and I must finish the work tomorrow.
A. was painting B. will be painting C. have painted D. have been painting
The doctor is skilled at treating heart trouble and never accepts any gift from his patients, so he has a very good_____.
A. expectation B. reputation C. contribution D. civilization
The visitors here are greatly impressed by the fact that_______ people from all walks of life are working hard for_____ new Jiangsu.
A.不填； a B. 不填；the C. the； a D. the； the
