题目内容

将蒸汽的动能转换为叶片的动能的设备是__________.

A. 锅炉
B. 汽轮机
C. 发电机

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将汽轮机的机械能转换为电能的设备是__________.

A. 锅炉
B. 汽轮机
C. 发电机

The government's __________ is to build more power plants.

A. principle
B. priority
C. portion
D. profit

The judgeremindedthe __________ thathewas stillunder oath.

A. vacuum
B. witness
C. volume
D. waist

The new __________ is welcome but does not go far enough.

A. legislating
B. legislate
C. legal
D. legislation