---John, how did your English exam go?
---I thought I ____, but in fact I came in the top 10% in the class.
| A．should have failed | B．couldn’ t have failed |
| C．might have failed | D．mustn’ t have failed |
—The exam was easy,wasn't it?
—Yes,but I don’t think could pass it.
| A．somebody | B．anybody | C．nobody | D．everybody |
—Are you sure that you are satisfied with this job?
—Yes.Nothing can be better.
| A．rather | B．so | C．quite | D．too |
—Daniel must have lost his job in that unemployment crisis, he?
—I don’t think so. Yesterday I saw him working together with his colleagues.
| A．didn’t | B．doesn’t | C．mustn’t | D．hasn’t |
—When did you staying up so late?
—When I entered this school two years ago, where students have too much homework to do.
| A．take in | B．take on | C．take down | D．take to |
If Sanlu Group melamine to the milk,the babies too much from kidney stone.
| A．didn’t add; would not suffered | B．hadn’t added; wouldn’t have suffered |
| C．hasn’t added; wouldn’t have suffered | D．hadn’t added; would have suffered |