19. We won”t go sightseeing if _______ tomorrow.
A. it rains B. it will rain C. it would rain D. it rained
18. ______ the help of the Internet, we can learn what other people around the world are doing.
A. By B. Through C. With D. For
17. Believe it or not, more than half of our body weight _______ water.
A. comes across B. comes from C. comes by D. comes to
16. -By the way, do you know the National Spelling Bee?
-No, I never heard of it. Tell me _______, please.
A. what is it B. what it is C. it is what D. is it what
15. Please pay your attention to your spelling. You”ve dropped _______ “d”in the word Wednesday.
A. an B. the C. a D. 不填
14. -Hello! I haven”t seen you for years.
-Oh, John. _______?
A. How are you B. How do you do
C. How about you D. What are you
13. The world is becoming smaller and smaller because the Internet brings us _______.
A. the close B. closer C. the closer D. close
12. There is a lot of traffic in the city, ______ look both ways before crossing the street.
A. so B. and C. but D. for
从A、B、C、D四个选项中,选出可以填入空白处的最佳答案。
11. Tom and Linda are _________ from Australia.
A. students B. girls C. boys D. sisters