________ confidence in yourself is the biggest barrier _______ greater progress in your work.
| A．Lacking of; to making | B．Lack of; to make |
| C．Lack of; to making | D．The lack of; to make |
（届北京市东城区普通校高三3月联考）
What a kind teacher. But for his help, I __________ my study.
| A．wouldn’t finish | B．wouldn’t have finished |
| C．shouldn’t have finished | D．mustn’t have finished |
（届江西省师大附中鹰潭一中宜春中学等重点中学高三联考）
He called to tell me that you are in hospital, otherwise I ______ nothing about it.
| A．had known | B．wouldn’t have known |
| C．would know | D．would have known |
——Will you read me a story ,Mummy?
——OK. You________have one if you go to bed as soon as possible.
| A．might | B．must | C．could | D．shall |
I__________through that bitter period without your generous help.
| A．couldn’t have gone | B．didn’t go | C．wouldn’t go | D．hadn’t gone |
（2011北京卷,24﹚——I don’t really like James. Why did you invite him?
——Don’t worry. He come. He said he wasn’t certain what his plans were.
| A．must not | B．need not | C．would not | D．might not |