17. The sight of the fruit salad made our daughter Kit’s mouth ____.
A. wet B. water C. soak D. taste
18. The____problem of bring a space?ship back from the moon has been solved.
A. technical B. technological C. technique D. technology
19. A large part of a person’s memory is____words and combination of words.
A.by means of B. in terms of ? C. in connection with D. by way of
20. At her word she stood up and walked away, stopping at the window to pull back the curtain and ____.
A.look round B. look out C. look up D. look on
21. Their happiness was very____.
A. crisp B. brittle C. delicate D. fragile
22. I was awfully tired when I got home from work, but a half hour nap ____me.
A.revived B. released C. relieved D. recovered
23. We should always keep in mind that____decisions often lead to bitter regrets.
A.hasty B. instant C. prompt D.rapid
24. Information and opinion?gap exercises have to have some content ____talking about.
A. worthwhile B. worthily C. worth D. worthy
25. “If we fail to act now,”said Tom, “We’ll find ourselves ____in action later on.”
A.paid back B. paid for C.paid up D.paid off