Sleeping pills _____ be taken sometimes for a good night’s sleep but not so often that it becomes a habit.
| A．must | B．can | C．should | D．need |
—Jack, your father has gone out without this umbrella!
—Well, take it easy. _________ he comes back for it.
| A．It is long before that | B．It won’t be long since |
| C．It will be long before | D．It won’t be long before |
Hearing the boring news, I was too distracted （心烦意乱）tomy attention on my homework.
| A．attract | B．draw | C．concentrate | D．pay |
Tom was ______ that he couldn’t understand ______ difficult sentence.
| A．so a stupid boy; such | B．a so stupid boy; a such |
C．so stupid a boy; a such |
D．so stupid a boy; such a |
—Do you know Ann Watterson very well?
—Yes, she used to be ______ coach and in ______ charge of our school team.
| A．a; the | B．the; the | C．a; 不填 | D．不填; 不填 |
—Do you mind if I smoke here?
—______ I feel a bit sick.
| A．Not at all. | B．Why not. |
| C．Go ahead. | D．I’d rather you didn’t |