--The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job?
--________ my students have a try?
| A．Should | B．Shall | C．Will | D．May |
—John, look at the time. _____ you play the piano at such a late hour?
—Oh, sorry.
| A．Must | B．Can | C．May | D．Shall |
Nathan likes his job because he ______enjoy the beauty of nature.
| A．can | B．must |
| C．should | D．is supposed to |
–Do you have any plans for this Sunday?
--I’m not sure. I ______ go to the countryside to see my grandmother.
| A．can | B．must | C．may | D．need |
— Uncle Tom, the candies you made are really delicious, ______ I have another one?
—Yes, please. I’m glad you like them.
| A．must | B．should | C．can | D．would |
Harry’s been driving all day----- he be tired.
| A．need | B．can | C．shall | D．must |
—Mr. Wang, must I come again to clean the classroom on Sunday?
—No, you____ . I have asked Kate to do it.
| A．can’t | B．mustn’t | C．needn’t | D．shouldn’t |
We all can feel something unusual about Kate, but she just _________ let us know what it is.
| A．shouldn’t | B．mustn’t |
| C．needn’t | D．won’t |
His work _________ have been completed; otherwise, he wouldn't be enjoying himself on the beach.
| A．should |
| B．must |
| C．can't |
| D．shouldn't |
On April Fools’ Day, Westerners play tricks on each other on the basis of the rule for the jokes: they ________ be fun and ________ hurt anyone’s feelings.
| A．should; oughtn’t | B．can; mustn’t |
| C．must; shouldn’t | D．need; couldn’t |
—These grapes look really beautiful．
—They _______! See the price $3．99 a pound．Very expensive, aren’t they!
| A．might | B．could | C．would | D．should |
I would persuade her to make room for you ______it be necessary.
| A．could | B．might | C．should | D．would |
— I promise Shirleyget a new iPad on her birthday.
— Will it be a big surprise to her?
| A．should | B．must | C．would | 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 |
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