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【简答题】
油箱的功用有()、()、逸出气体和沉淀污物。
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举一反三
【简答题】Why did Jack come there?
【单选题】No entuslibros,sonmuycaros.
A.
dibujes
B.
dibujas
C.
--
D.
--
【单选题】根据合同法的规定,要约撤销的通知应当在()到达受要约人。
A.
要约到达受要约人前
B.
与要约同时
C.
要约到达受要约人后
D.
承诺人发出承诺前
【单选题】--- Jack didn’t come back early last night, did he? ---_____. It was not yet eight o’clock _____ he arrived home.
A.
No; before
B.
Yes; when
C.
Yes; that
D.
No; until
【单选题】What's the trend of the work force?
A.
There will be more women than men in the work force.
B.
There will be more men than women in the work force.
C.
There will be as many women as men in the work force.
D.
The work force will remain unchanged.
【单选题】圆心到圆上任意一点的距离 [     ]
A.
都相等
B.
都不相等
C.
有的相等,有的不相等
【单选题】下列碳负离子最稳定的是
A.
碳负离子A
B.
碳负离子B
C.
碳负离子C
D.
碳负离子D
【单选题】所有的车轮都做成圆形是利用了圆的(  )特性.
A.
曲线图形
B.
容易加工
C.
圆心到圆上任意一点的距离相等
【单选题】According to the writer, which of the following is NOT true?
A.
Storytelling did not come back until 1993 in Wales.
B.
Storytelling is always well received in Wales.
C.
Storytelling has a long history in Wales.
D.
Storytelling once stopped in Wales.
【多选题】关于定理找圆心的方法有()
A.
圆上的任意一点到圆心的距离都等于圆的半径
B.
两圆外切,中心距等于两圆半径和。
C.
两圆内切,中心距等于两圆半径差
D.
圆与直线相切,圆心到切点的距离等于半径
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