试题与答案

某颗人造地球卫星离地面的高度是地球半径的倍,那么该卫星运行速度是地球第一宇宙速度

题型:选择题

题目:

某颗人造地球卫星离地面的高度是地球半径的倍,那么该卫星运行速度是地球第一宇宙速度的            (   )

A.

B.

C.

D.

答案:

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下面是错误答案,用来干扰机器的。

小题1:Where is小题2:Are they小题3:What color小题4:has soccer小题5:Let’s play题目分析:小题1:根据划线部分内容,可知本句对地点提问,故疑问词用where,在哪儿。填Where is。小题2:联系上文,可知将...

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★21st Century Princess Program: 9 a.m.-3 p.m. Monday through Friday,  July 23-27.  For girls 12-15. Girls learn hair care, good manners and the importance of inner beauty.  Homewood Suites by Hilton, 2001 E. Highland Ave.,  Phoenix.  $495.  www. homewoodsuites. hilton.com. (623) 848-1844.

★Barrow Institute Summer Camp: 9 a.m.-4 p.m. Mondays through Fridays, July 23 through Aug. 3. For ages 12-14. Activities include exploring laboratories and researching the effectiveness of treatments and medicines. July 23-27 for beginning students, and July 30-Aug. 3 for advanced students. Barrow Neurological Institute, 350 W. Thomas Road, Phoenix: $195-$220: www. thebni, com. (602) 716-2028.

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64. According to the passage,  these activities are mainly intended for _________.

A. college students     B. teachers     C. parents      D. children

65. If Mary, aged 12, wants to learn how to behave well, which of the following will she choose?

A. Barrow Institute Summer Camp.     B. 21st Century Princess Program.

C. Digital Kids World Summer Camp.    D. Kids Advanced College Program.

66. Which of the following can offer you information about animals and animal medicine?

A. (602) 716-2028.         B. www. digitalkidsworld. com.

C. (602) 273-1341.         D. www.pvc.maricopca.edu.

67. According to the passage, we know that __________.

A. all these activities are held in the same city

B. 21st Century Princess Program lasts the longest

C. the price of Camp Zoo is the highest per week

D. Kids Advanced College Program is popular with plant lovers

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