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【单选题】
在铣床上加工,法轮,六角一般都利用()进行加工。A.
V型块
B.
平口钳
C.
分度头
D.
专用夹具
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【单选题】In the speaking outline, which of the following is NOT the reason why w e should follow the visual framework used in the preparation outline?
A.
Because this will allow us to see instantly where we are in the speech.
B.
Because this will reduce the odds of the speaker losing her or his place.
C.
Because this will ensure that the speaker is a neat person.
【简答题】中国共青团是广大青年在实践中学习 ()的学校,是党的() 。
【单选题】Which of the following statements represents the reason for rolling over a diesel engine with the cylinder indicator cocks open prior?
A.
To test the starting system
B.
To remove air bubbles from the jacket water
C.
To ensure that the lube oil system delivers pressure
D.
To ensure foreign material (water etc) is not present in the cylinders
【单选题】听力原文：W: What's the reason for the warning on every pack of cigarettes? I mean the note that says smoking is dangerous to health. Why does the manufacturer say so? M: It's the law here. They have to pr...
A.
People must give up cigarettes.
B.
A health warning on cigarette packs.
C.
The law doesn't allow people to smoke.
D.
Smoking can cause lung cancer.
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