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问题 单项选择题

十进制整数100转换为二进制数是

A．1100100

B．1101000

C．1100010

D．1110100

答案

参考答案：A

解析： 通过“除二取余”法可以转成二进制数：100D=1100100B。

阅读理解

Live Music——Late Night Jazz
Enjoy real American from Herbie Davis, the famous trumper（小号）player.
Place: The Jazz Club           Dates: June 15-23
Price: $100-150               Time: 10p.m.till late
Tel: 4668736
Scottish Dancing
Scottish dancing is nice and easy to learn. The wonderful dance from Britain will be shown.
Place: Jack stein’s             Dates: May10-20
Price: $150                   Time: 7-10p.m.
Tel: 4021877
Shown——Anhui Museum
There are 12,000 pieces on show here. You can see the whole Chinese history.
Place: Anhui Museum              Dates: 1 March-30 June
Price: $60（$30 for students）
Time: Monday-Friday    9 a.m-8 p.m
Weekends        9 a.m-9 p.m
Tel: 4886888
小题1:If you want to watch dancing, you can call__________________.
A．4668769B．4021877C．4886888D．4686788
小题2:You can see the whole Chinese history at ____________________ in April in Anhui Museum.
A．3.p.m.every dayB．9 p.m.from Monday to Friday
C．7 a.m. at the weekendD．9 p.m.every day
小题3:You can enjoy _________________ at Jack Stein’s.
A．American jazzB．Scottish dancing
C．12,000 pieces on showD．A, B and C
小题4:You have $70, and you can_____________________.
A．listen to American Jazz
B．watch Scottish dancing
C．go to Anhui Museum to see Chinese history
D．watch magic shows in Anhui Museum
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解答题
把下列各数填在相应的括号内
‐7，3.5，‐3.14，π，0，
17
13
，0.03%，‐3
1
4
，10
①自然数集合{                     …}
②整数集合   {                     …}
③负数集合  {                      …}
④正分数集合 {                      …}
⑤正有理数集合{                     …}
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