He ________ without saying goodbye to them, for he always has good manners.
| A．can’t have left | B．may not have left |
| C．shouldn’t have left | D．mustn’t have left |
Sometimes smiles around the world _________ be false, hiding other feelings like anger, fear or worry.
| A．can | B．would | C．should | D．must |
Some people ________ not have plans yet for New Year’s Eve, but others know exactly what they will be doing.
| A．can | B．must | C．need | D．may |
Just be patient．You _____ expect the world to change so soon．
| A．can’t | B．may not |
| C．needn’t | D．didn’t |
—It’s amazing that Beijing and Zhangjiakou have won the bid for the 2022 Winter Olympics！
—Sure it is！The government __________ have made great efforts！
| A．could | B．should | C．might | D．must |
That the big film star ____ be so rude to his fans is quite astonishing.
| A．will | B．should |
| C．may | D．must |
The door _____ open, no matter how hard she pushed.
| A．shouldn’t |
| B．couldn’t |
| C．wouldn’t |
| D．mightn’t |
Nuclear ______ be really dangerous at times even though it’s a nice energy in general．
| A．shall | B．should | C．can | D．Must |
-- Shall I go and buy more fruit for the party?
-- No, I have already bought 3 baskets. That ____ be enough.
| A．can | B．should | C．may | D．Might |
The purpose of education be to provide students with a value system – not to prepare them for a specific job.
| A．will | B．should | C．could | D．may |
—Daddy, how much do you earn an hour?
—If you ______ know, $20 an hour．
A. may B- must
C．can D．should
---Tom, why don’t we help our son work on his papers?
---We’ve already done more than we ________．He is on his own this time.
| A．would | B．should | C．could | D．might |
Jack ________ have fought with the policeman.
—Yes. If one ________ ask for trouble, it can’t be helped.
| A．would; will | B．must; may |
| C．should; must | D．need; dare |
—Mom！Jack has broken a cup！
—Doesn’t matter. Accidents ________ happen.
| A．should | B．must |
| C．will | D．Shall |
Little did the teacher imagine that a student good at maths _____ have failed in the exam．
| A．might | B．should | C．need | D．would |
粤公网安备 44130202000953号