A. as B. until C. although D. If
当堂测试 训练时间：_____ 分数______
1. ______ we have enough evidence, we can't win the case. A. Once B. As long as C. Unless D. Since 2. ―You can’t judge a book by its cover,‖ ________ .
A. as the saying goes old B. goes as the old saying C. as the old saying goes D. goes as old the saying
3. He is so busy. He cannot afford enough time with his son ______ he wants to. A. even if B. as if C. because D. before
4. They promised to develop a software package by the end of this year, ______ they might have. A. however difficult B. how difficult C. whatever difficulty D. what difficulty 5. One can always manage to do more things, no matter____ full one’s schedule is in life. A. how B. what C. when D. where
6. I don't believe we've met before, I must say you do look familiar. A. therefore B. although C. since D. unless 7. —Look at those clouds!
—Don’t worry. ______ it rains, we’ll still have a great time. A. Even if B.As though C. In case D. If only 8. All the photographs in this book, _______ stated otherwise, date from the 1950s. A. unless B. until C. once D. if
9. Hot _______the night air was, we slept deeply because we were so tired after the long journey. A. although B. as C. while D. however 10. You can borrow my car you promise not to drive too fast. A．unless B．even if C．in case D．as long as
11. It is hard for the Greek government to get over the present difficulties_________ gets more
financial support from the European Union.
A. if B. unless C. because D. since
12. —Did you return Fred’s call?
—I didn’t need to ____ I’ll see him tomorrow.
A. though B. unless C. when D. because
13. I’m sorry you’ve been waiting so long， but it’ll still be some time _____ Brian gets back. A. before B. since C. till D. after 14. We’ll have a picnic in the park this Sunday _____ it rains or it’s very cold. A.since B. if C. unless D. until
15. Nancy enjoyed herself so much she visited her friends in Sydney last year. A.that B.which C.when D.where 16. You’d better not leave the medicine kids can get at it. A.even if B.which C.where D.so that
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