太阳黑子显得黑，是因为其温度比周围区域要低。_爱下问搜题

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问题判断题

太阳黑子显得黑，是因为其温度比周围区域要低。

答案

参考答案：对

完形填空

完形填空。

     Mr and Mrs Smith are from England. Now they are in   1     with their children. This is the first time
they have come to China. Mr Smith is a musician. He   2    music very much. He plays the piano every
day. Mrs Smith is a teacher. Her   3 love her very much and her daughter studies at   4 school.
     Mrs Smith likes   5      very much. She thinks she can learn about Chinese history. But her daughter
doesn't think so. She likes   6 and her favorite singer is Liu Huan. Mr Smith's son doesn't like watching
movies or singing. He thinks they are boring. He likes sports. His favorite sport is   7   . He wants to be
a player like Ma Lin.
     The Smith are going to   8 . rrhey want to take   9    0n the Great Wall and they also want to have
some special        10   , for example, Beijing Duck. May they have a good trip.

( )1. A. New York
( )2. A. knows
( )3. A. friends
( )4. A. her
( )5. A. thrillers
( )6. A. swimming
( )7. A. ping-pong
( )8. A. Hangzhou
( )9. A. books
( )10.A. fruit

B. Shanghai
B. leams
B. sisters
B. my
B. comedies
B. dancing
B. basketball
B. Beijing
B. clothes
B. tea

C. Paris
C. needs
C. children
C. his
C. Beijing Opera
C. singing
C. baseball
C. Qingdao
C. bags
C. food

D. London
D. loves
D. students
D. its
D. action movies
D. painting
D. volleyball
D. Dalian
D. photos
D. vegetables

选择题

在下列实数：

、-1.010010001…中，无理数有（　　）