单选题：The speed of the machine can be automatically regulated(B级)．

题目内容：

The speed of the machine can be automatically regulated(B级)． A．adjusted
B．increased
C．reduced
D．adopted

参考答案：

答案解析：

It is liable(B级)to rain．

It is liable(B级)to rain． A．reliable B．1ikely C．available D．able

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Expels say women were pushed into marriage by many parts of American society．___

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spokesman of the Danish Ministry of Science，suggested ways to rescue Father Chri

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