_______ to find the book from the library, she decided to turn to her professor for help.
| A．Failed | B．To fail | C．Having failed | D．Being failed |
相关试题
25. The student who was caught ______ in the exam has been removed from school.
| A．cheat | B．cheated | C．cheating | D．to cheat |
24. ---Is there any flight to New York?
--- I think there ______ be, for it is snowing so heavily.
| A．shouldn’t | B．mustn’t | C．can’t | D．needn’t |
23. We have no idea at all ______the economic crisis will end.
| A．when | B．that when | C．what | D．That |
22. ---Can we meet at 3 o’clock tomorrow afternoon?
--- That doesn’t suit me. I’m afraid I _____________.
| A．will be working | B．will work |
| C．am going to work | D．am about to work |
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