Everybody knows about it now! But no one knows ________ once prevented the rumor from spreading.
| A．what was it that | B．what it was that |
| C．how it was that | D．why it was that |
—I don’t think you should use the dictionary while reading newspapers.
—_____, but I can’t do without it.
| A．No, I should | B．Yes, I shouldn’t |
| C．No, I shouldn’t | D．Yes, I should |
—___John come here tonight?
—I’m not sure, but he ______ stay at home.
| A．May, might | B．Can, must | C．Must, might | D．Can, migh |
When he was there, he ____ go to that coffee shop at he street corner after work every day.
| A．would | B．should | C．had better | D．might |
—How about paying a visit to Mr. Richardson, our former history teacher?
—Good idea. I will e-mail him today so he ___ know ___ to expect us.
| A．may,when | B．would, why | C．will, how | D．shall, why |
You _____scold such a pupil who always keeps silent so seriously that
You_____hurt him.
| A．should; can | B．may; will | C．mustn’t ; may | D．can’t must |