If he _______, don’t interrupt him.
| A．still works | B．is still working |
| C．still had been working | D．will still be working |
I’m really very busy，otherwise I ________ certainly go there with you.
| A．can | B．shall |
| C．will | D．would |
It is required by the rules that students ________ get grades not lower than 85 in any subject in order to get the scholarship.
| A．will | B．may |
| C．shall | D．would |
—Happy birthday!
—Thank you！It’s the best present I________for.(2012·江苏，35)
| A．should have wished |
| B．must have wished |
| C．may have wished |
| D．could have wished |
Grace doesn’t want to move to New York because she thinks if she________there，she wouldn’t be able to see her parents very often. (2012·安徽，31)
| A．lives | B．would live |
| C．has lived | D．were to live |
I ________ use a clock to wake me up because at six o’clock each morning the train comes by my house. (2012·新课标全国，30)
| A．couldn’t | B．mustn’t |
| C．shouldn’t | D．needn’t |