题目内容
（请给出正确答案）
cool off pen up be good for on credit wipe away
keep one's word melt away fall apart shrug off hold up
pave the way for open the door to enquire into
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更多“cool off pen up be good for on…”相关的问题
When you find the engine is hotter than normal, you should ______.
A．drive to a service station to get a cool engine
B．turn off your heater so as to cool down the engine
C．switch on the heater as soon as possible
D．try to make the engine boil over ______.
A. the; /
B. a; a
C. /; the
D. the; the
The words "took off" underlined in Paragraph 2 mean "______".
A．turned off
B．moved off
C．put up
D．set up
