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【单选题】
键盘上的Enter键是（）键。A.
光标控制
B.
换行
C.
输入
D.
回车换行
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举一反三
【单选题】After recovering from his illness, he was advised to __________ gardening as a hobby.
A.
take up
B.
take off
C.
take down
D.
take away
【单选题】Community service can ___________ anything from gardening to helping in old people’s homes.
A.
involve
B.
ask
C.
insist
D.
remain
【单选题】Linda learned about square -foot gardening ______.
A.
by attending a class
B.
from her parents
C.
through a gardening magazine
D.
by learning form. her friend
【单选题】After ________ from his illness, Mr.Smith was advised to take up gardening as a hobby. [ ]
A.
benefiting
B.
recovering
C.
suffering
D.
separating
【单选题】在用YT-1226压力调节器中，若压力的下限值调定为0.5MPa，现要求上限值0.68MPa，其幅差弹簧应设定的格数为（ ）。
A.
5格
B.
6格
C.
7格
D.
8格
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