题目内容

供电系统发生短路故障时,其重要的特征是__1__和__2__。

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We assure you that special care will be given to the packing of the goods lest they should be damaged__________.

A. by the way
B. en route
C. during voyage
D. in the way
E. for transport

He played the guitar so well that everyone was________.

A. affected
B. aroused
C. effected
D. impressed

The crust of the Earth was thin here, and other conditions appeared ___________for drilling.

A. favorable
B. imaginable
C. curable
D. durable

My grandmother was a very_________ person ,and she only spent money when she needed.

A. mething badly.
B. polite
C. economic
D. economical
E. patient

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