问题
多项选择题
以下哪种电缆不是由内层铜芯和导电的外屏蔽层所组成。()。
A.双绞线
B.同轴电缆
C.光纤
D.屏蔽双绞线
答案
参考答案:A, C, D
以下哪种电缆不是由内层铜芯和导电的外屏蔽层所组成。()。
A.双绞线
B.同轴电缆
C.光纤
D.屏蔽双绞线
参考答案:A, C, D
Tom, Eric, Tess and Ann are talking about in what way they would like their schools improved. Read the following descriptions (A, B, C and D) and match them with the four opinions. 小题1:Tom: I’d like somewhere to sit and read and enjoy myself. 小题2:Eric: I hope our school can be more comfortable and convenient. 小题3:Tess: I really prefer to have a place to do some exercise after class. 小题4:Ann: I think our school should buy more equipment like computers.
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