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问题 单项选择题

液压舵机充油时，液压油一定要经过（）加入系统与油箱。

A.滤油器

B.手摇泵

C.专用泵

D.A与B

答案

参考答案：A

填空题
根据句意选词填空。
price, thriller, umbrella, fan, train, game ,elevator, note
1. Oh, no! It's raining! And I forgot to bring my __________
2. Paul helped Mary move into her new apartment, so she wrote him a _____ to thank him.
3. Tom likes The Rangers a lot. He's a real ____ of that team.
4. Our office is on the seventh floor, so we need to take the _____.
5. Did you go to the baseball ____ last Saturday?
6. Last week we saw this great ____ called Die Hard at a movie theater in the mall.
7. The ____ usually comes at 8:l0,but it's sometimes late.
8. I like this CD player, but the ____ is too high, so I'm not going to buy it .
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单项选择题

有以下程序：
#include ＜stdio.h＞
main()
unsigned char a,b;
a=413;
b=4&3;
printf("%d%d\n",a,b);

执行后的输出结果是( )。

A) 7 0
B) 0 7
C) 1 1
D) 43 0
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