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【简答题】
超声波是指大于 KHz的声波。 A. 20
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【单选题】--- ________ you ________ to live in Qiandao Lake? --- Yes , I did. But in 2005, I came to Hangzhou with my family.
A.
Did, used
B.
Were, use
C.
Do, use
D.
Did, use
【判断题】自2017年1月1日起,进出口许可证企业电子钥匙的办理事项,由发证机构直接面向企业接受电子钥匙的申请和发放,调整为电子钥匙服务商直接向企业提供服务
A.
正确
B.
错误
【简答题】I came to live here where I am now between Wounded Knee Greek and Grass Greek。Others came too, and we made these little grey houses of logs that you see, and they are square. It is a bad way to live, ...
【单选题】Could I do some explanations? I ________ to call on you yesterday, but someone came to see me just when I was about to leave. [ ]
A.
had intended
B.
intended
C.
would intend
D.
was intending
【简答题】请简单说明自2017 年1月1日起,进出口许可证企业需办理电子钥匙的办理方法
【单选题】— You look scared. What happened? — Well , I _______ along the street ________ the UFO landed.
A.
was walking ; while
B.
is walking ; when
C.
was walking ; when
D.
is walking ; while
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