皮皮学，免费搜题
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【单选题】
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Ctrl+X
B.
Ctrl+A
C.
Ctrl+V
D.
Ctrl+C
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】The three college students did what they could _____ the two children, although they was in danger.
A.
rescue
B.
rescued
C.
to rescue
D.
rescuing
【简答题】“宋体”是非衬线字。
【简答题】Speaking: How often do you go shopping? Where do you do the daily shopping?
【简答题】How often do you go shopping? Where do you do the daily shopping?
【简答题】What did the two astronauts think the trip would be like? ______.
【简答题】滚珠丝杠副中滚珠的循环方式分为哪几类?试比较其结构特点。
【单选题】How often do you do sports?
A.
Good idea!
B.
Maybe less than once a month.
C.
Well, the doctor said I needed to change my unhealthy life.
D.
First, I suggest you find out which aspects need changing.