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【单选题】
The books introduce us to all the amazing animals _____ the world.
A.
out
B.
up
C.
around
D.
in
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参考答案:
举一反三
【单选题】If you don't have your files protected while working on the computer, you might have them ______ by accident.
A.
subtracted
B.
extinguished
C.
deleted
D.
expelled
【单选题】标注球面的直径尺寸时,应在尺寸数字前加注符号()。
A.
S
B.
S ɸ
C.
SR
D.
ɸ
【判断题】通信卫星的基本作用是无线电中继。
A.
正确
B.
错误
【判断题】网络图中通常指允许出现一条关键线路
A.
正确
B.
错误
【单选题】You have to keep alert when you are in the supermarket; otherwise, you might _____ what you actually don’t need at all.
A.
be persuaded to buying
B.
persuade to buy
C.
be persuaded into buying
D.
persuade into buying
【简答题】在图5-20所示各电路中,除电流表A 0 和电压表V 0 外,其余电流表与电压表的读数在图上都已标出(都是正弦量的有效值),试求各图电流表A 0 或电压表V 0 的读数。
【多选题】售后服务部的责任范围
A.
资源协调组织
B.
带领小组技师共同执行日常维修工作
C.
保管与保养设备及工具
D.
保持工作环境与生产安全
【单选题】You did not go to the party yesterday, or I ___ you.
A.
would see
B.
could meet
C.
might have seen
D.
might see
【简答题】Have you ever been bitten? Of course you have. You are surrounded by living things which might, or do, bite. Even when you rest your head on your pillow, bedbugs are probably nibbling away(蚕食) at you....
【简答题】求图示电路中电流表 A 和电压表V的读数。电流表A= A ,电压表V= V。
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