Mr. Clark the electricity as quickly as possible when he saw the fire on the machine.
- A.take off
- B.shut off
- C.get off
- D.go off
答案
正确答案:B
知识点:动词辨析

take off意为“脱下;起飞”;shut off意为“切断”;get off“下车”;go off“响铃”。由题意“当Mr. Clark看到机器上的火时,他尽可能快地切断电源。”可知正确答案为B。

略
