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【单选题】
下列选项中哪种磁头读写方式提高了磁带利用率?( )A.
磁头单读方式
B.
磁头双读方式
C.
磁头平行读方式
D.
磁头划读方式
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皮皮学刷刷变学霸
举一反三
【单选题】---It’s burning hot today, isn’t it? ----Yes. ________ yesterday.
A.
So was it
B.
So it was
C.
So it is
D.
So is it
【单选题】----It’s burning hot today, isn’t it ? ----Yes, __________ yesterday.
A.
so was it
B.
so it was
C.
so it is
D.
so is it
【单选题】—How's the public transportation in the city? —It's very convenient, so there be any difficulty in travelling around．
A.
wouldn't
B.
shouldn't
C.
mustn't
D.
needn't
【单选题】— It’s burning hot today, isn’t it? — Yes. ________ yesterday.
A.
So was it
B.
So it was
C.
So is it
D.
So it is
【简答题】—It’s burning hot today, isn’t it? —Yes. __________ yesterday. A．So was it B．So it was C．So it is D．So is it
【单选题】--It’s raining heavily, isn’t it? --Yes, ______ yesterday.
A.
so is it
B.
so it was
C.
so was it
D.
so it is
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