问题
单项选择题
微机型保护的全部校验周期为()年。
A.2
B.3
C.6
D.5
答案
参考答案:C
微机型保护的全部校验周期为()年。
A.2
B.3
C.6
D.5
参考答案:C
补全对话。 A: Hi, Lucy! __1__ B: Well, I live near my school, so I get up at a quarter to seven. Never go to school late. A: Do you have breakfast at home? B: Yes, __2__ A: When do you go to school? B: __3__ so I go to school at seven forty-five. A: __4__ B: I leave school at five past five and __5__
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