用所给词的正确形式填空。Her ________ (pronounce) has greatly improved.
Language is an instrument for ________ (communicate)．
News reports rely on ________ (describe)．
The experiment needed careful ________(observe)．
It affects the whole ________ (organize)．
He observed that it would ________ (probable) rain.
He has an ________ (analyze) mind.
His conversation was ________ (relax) and unhurried.
We consider his ____________ (suggest) carefully.
________ (final) we reached an agreement.
If you smoke, please go outside.
| A．can |
| B．should |
| C．must |
| D．may |
--- You needn’t take an umbrella. It isn’t going to rain.
--- Well, I don’t know. It do.
| A．might |
| B．need |
| C．would |
| D．should |
He ________ sleep, although he tried to, when he got on such a hunt for an idea until he had caught it.
| A．wouldn’t |
| B．shouldn’t |
| C．couldn’t |
| D．mustn’t |
When I was a child, I ______ watch TV whenever I wanted to.
| A．should |
| B．could |
| C．must |
| D．need |
Harry is feeling uncomfortable. He _____ too much at the party last night.
| A．could drink |
| B．should drink |
| C．would have drunk |
| D．must have drunk |
21. The children lost in the woods; otherwise, they would have been at the lakeside camp as scheduled.
| A．must have got |
| B．must get |
| C．should have got |
| D．should get |
—Why are your eyes so red? You _______ have slept well last night.
—Yeah, I stayed up late writing a report.
| A．can’t |
| B．mustn’t |
| C．needn’t |
| D．won’t |
No one be more generous; he has a heart of gold.
| A．could |
| B．must |
| C．dare |
| D．need |
Since nobody gave him any help, he have done the research on his own.
| A．can |
| B．must |
| C．would |
| D．need |
The door open , no matter how hard she pushed.
| A．shouldn’t |
| B．couldn't |
| C．wouldn't |
| D．mightn't |
I ________ myself more—it was a perfect day.
| A．shouldn’t have enjoyed |
| B．needn’t have enjoyed |
| C．wouldn’t have enjoyed |
| D．couldn’t have enjoyed |
- What are you doing this Saturday?
- I’m not sure, but I go to the Rolling Stones concert.
| A．must |
| B．would |
| C．should |
| D．might |
It be the vocabulary that caused you the problem in the exercise because you know a lot of words.
| A．may |
| B．couldn’t |
| C．should |
| D．needn’t |
―What’s the name?
―Khulaifi. I spell that for you ?
| A．Shall |
| B．Would |
| C．Can |
| D．Might |
If it were not for the fact that she ____sing, I would invite her to the party.
| A．couldn’t |
| B．shouldn’t |
| C．can’t |
| D．might not |
I’m sure you’d rather she went to school by bus, _______?
| A．hadn’t you |
| B．wouldn’t you |
| C．aren’t you |
| D．didn’t she |
The workers will go on strike if the demands they ____put forward are turned down.
| A．could |
| B．would |
| C．不填 |
| D．had |
--- Must he come to sign this paper himself?
--- Yes, he .
| A．need |
| B．must |
| C．may |
| D．will |
Some aspects of a pilot’s job ___ be boring, and pilots often ___work at inconvenient hours.
| A．can; have to |
| B．may; can |
| C．have to; may |
| D．ought to; must |
The weather turned out to be fine yesterday. I the trouble to carry my umbrella with me.
| A．should have taken |
| B．could have taken |
| C．needn’t have taken |
| D．mustn’t have taken |