---_________ ?
---I’m not sure, but he might have been ill in bed.
| A．What do you think has happened to Tom |
| B．What do you think Tom has happened |
| C．Do you think what has happened to Tom |
| D．Do you think what Tom has happened |
—Tom is in low spirits today. He ______ again in the job interview.
—What a pity! He has been greeted with bad luck these days.
| A．could fail | B．may fail | C．must have failed | D．must fail |
—Shall I call you at 10 tomorrow morning?
—Better not. I ______ a lecture to some university students. Just send me a message.
| A．would give | B．will be giving | C．will have given | D．am giving |
According to some students, ______ listening practice is still ______ must in Senior 3, because it helps promote the sense of language.
| A．the, a | B．the, \ | C．\, a | D．\, an |
It is important to know about the cultural differences that cause problems.
| A．must | B．dare | C．shall | D．may |
If we earlier, we couldn’t be waiting here in a queue.
| A．have started | B．started | C．start | D．had started |