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【单选题】
()下列哪一条符合设备日常检查的特点之一?A.
以操作工为主，对设备进行定期检查
B.
以设备维修工为主、每天定时进行检查
C.
以设备维修工为主、以操作工为辅，对设备按要求定期进行检查
D.
是属于有特殊需要需特别进行的性能检查
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反馈参考答案：
举一反三
【单选题】Sorry I'm so late, but you cannot imagine ______ great trouble I took to find your house.
A.
which
B.
how
C.
what
D.
that
【单选题】Sorry I’m so late, but you cannot imagine _______ great trouble I took to find your house.
A.
what
B.
how
C.
which
D.
why
【单选题】Thank you for going to so much trouble to find what I was looking for.
A.
n. problems that make something difficult, spoil one’s plans, make one worry, etc.
B.
n. used when saying what is bad about a person or situation or what causes problems
C.
n. an amount of effort and time that is needed to do something.
D.
n. a health-related problem
E.
v. to make one feel worried or upset
【单选题】— Did you have any trouble finding your way in London? — Yes, I tried to find my way to the museum but ____. [ ]
A.
get lost
B.
had been lost
C.
lost
D.
got lost
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