必修三 unit 4《astronomy: the science of the stars》单元测试3
笔试部分：
i. 单项选择
1. the top leaders of the two countries are holding talks in a friendly________.
a．atmosphere b．state
c．situation d．phenomenon
2.doctors always tell us that drinking too much________our health，but some people don't care.
a．is harm to b．does harmful to
c．is harmful to d．do harm to
3. people try to avoid public transportation delays by using their own cars，and this________creates further problems.
a．in short b．in case
c．in doubt d．in turn
4.—i'm thinking of the test tomorrow.i'm afraid i can't pass this time.
—________！i'm sure you'll make it.
a．go ahead b．good luck
c．no problem d．cheer up
5. according to statistics，a man is more than twice as likely to die of skin cancer________a woman.
a．than b．such
c．so d．as
6.peter's jacket looked just the same as jack's，but it cost________his.
a．as much twice as b．twice as much as
c．much as twice as d．as twice much as
7． ten years ago the population of our village was________that of theirs.
a．as twice large as b．twice as large as
c．twice as much as d．as twice much as
8．some parts in south china have experienced________this year as they did last year.
a．twice as much rain b．rain twice as much
c．as twice much rain d．twice rain as much
9. —did you return fred's call?
—i didn't need to________i'll see him tomorrow.
a．though b．unless
c．when d．because
10．________you've got a chance，you might as well make full use of it.
a．now that b．after
c．although d．as soon as
11．________matters most in learning english is enough practice.
a．what b．why
