It’s hard to avoid mistakes. _____ we realize our mistakes and do our best to correct them, that’s all right.
| A．As if | B．As long as | C．Even if | D．In order that |
The door ________ open, no matter how hard she pushed.
| A．shouldn’t | B．couldn’t | C．wouldn’t | D．mightn’t |
My mom suggests that we ________ eat out for a change this weekend.
| A．should | B．might |
| C．could | D．would |
(2013·天津，14)If he had spent more time practising speaking English before, he ________ able to speak it much better now.
| A．will be | B．would be |
| C．has been | D．would have been |
—Do you think George has passed the driving test?
—No. If so, he ________ his car to our college yesterday.
| A．would drive | B．drove |
| C．would have driven | D．had driven |
(2013·全国Ⅱ，6)Since nobody gave him any help, he ________ have done the research on his own.
| A．can | B．must |
| C．would | D．need |