— Peter was killed in the earthquake!— _

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问题选择题

— Peter was killed in the earthquake!
— _____ I talked with him last week.

A. What a pity!
B. I beg your pardon.
C. Sorry to hear that.
D. Is that so?

答案

答案：C

填空题

解释下列词语。

①蓦地：________________________________

②笑靥：________________________________

③遨游：________________________________

④珍视：________________________________

单项选择题

电流互干器极性对（）无影响。

A、距离保护；

B、方向保护；

C、电流速段保护；

D、差动保护。