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【单选题】
A s long as you keep on hard, yo u’ ll get promoted sooner or later.A.
work
B.
be w orking
C.
w orked
D.
working
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反馈参考答案：
举一反三
【单选题】_____ most of these languages are now threatened and may disappear is a serious matter to the people in Britain.
A.
The
B.
Why
C.
That
D.
不填
【简答题】电力线路一般以什么样的等值电路来表示?等值电路有哪些主要参数?这些参数各反映什么物理现象?
【多选题】下列说法错误的是
A.
连接件的需用切应力等于剪切破坏实验得到的强度极限
B.
可以用计算挤压面积代替实际挤压面积
C.
剪切面一般与力的作用线垂直
D.
剪切面上的切应力假设均匀分布
【单选题】Misunderstandings_______ from short of communication, unless______ properly, may lead to serious problems.
A.
arisen; handling
B.
arising; handled
C.
rising; handled
D.
risen; handling
【简答题】If the number of cars is cut down，the most serious problem to American workers is to____________．
【简答题】电力线路一般以什么样的等值电路来表示？
【单选题】His illness is _____ than before.
A.
much serious
B.
seriouser
C.
more serious
D.
most serious
【简答题】What serious skin irritant is found in most commercial tile cleaners?
【单选题】_________ you may have, you should gather your courage to face the challenge.
A.
However a serious problem
B.
What a serious problem
C.
However serious a problem
D.
What serious a problem
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