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【单选题】
Heavy soot accumulations in an auxiliary boiler could be caused by .A.
water in the fuel oil
B.
excessive cycling
C.
high fuel oil pressure
D.
improper burner maintenance
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反馈参考答案：
举一反三
【单选题】The spoken or unspoken rules that dictate what people should or should not do in particular situations are called .
A.
norms
B.
methods
【简答题】Our rules dictate that all the players must take the drug test and we cannot bend the rules even for Darren. ( 药检,破例)
【判断题】Threats of protectionism, economic nationalism, and local content rules dictate that international businesses manufacture locally.
A.
正确
B.
错误
【单选题】Our teacher says that ______ is not right for us to break the rules of the school.
A.
/
B.
this
C.
it
D.
that
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