30．If their oxygen _____ halfway, the two astronauts _____ a chance of surviving．

A．ran out; had　　　　　　 B．didn’t run out; would have

C．had run out; didn’t have　　　 D．hadn’t run out; would have had

29．-Is there any chance you could work late?

-An hour _____, I think ．

A．could manage　　　　　 B．might manage

C．could be managed　　　　　 D．would be managing

28．_____ was it then _____　 all these ordinary people seemed to handle it with effortless ease?

A．How; that B．Why; what　　　 C．What; how　　　 D．What; that

27．As we _____ the ninety-mile Death Valley, some of our oxen were poisoned by the water they _____ from the ponds found on the way．

　　　　　　　 A．crossed; were drinking　　 B．were crossing; had drunk

　　　 C．were crossing; were drinking YCY D．had drunk; drank

26．She _____ have recognized Harry, that woolen hat, the jacket．

　　　 A．used to　　 B．should not C．ought to　　 D．must be

25．I usually ______ the washing up and leave the cooking to my wife, as she's a better cook than me．

A．do　　 B．make C．take　 D．put

24．Recently more and more farmers have _____ the government rather than nature for help．

　　　 A．appealed to　　　 B．centered on　　　 C．attend to　 D．live up to

23．But not all pretended deeds have to fall short of their normal function in order to _____ their communicative purpose．

　　　 A．serve B．succeed　　 C．complete　 D．accomplish

22．　　　 As everybody knows, Hong Kong used to be _____ part of _____ British Empire．

　　　 A．不填; a　　 B．a; the C．不填; the　 D．the; 不填

第一节：语法和词汇知识(共15小题；每小题1分，满分15分)

从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

21．-Will you do me a favor?　

- _____ With pleasure．

-Go and ask John to return the money he owes me．

　　　 A．I beg your pardon?　 B．What’s that?

　　　 C．No problem．　　　　 D．At your service．