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【单选题】
在Word字处理软件中,不小心删除错了,或者复制、粘贴错了,用什么命令可以挽回:A.
撤消
B.
重复
C.
剪切
D.
复制
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反馈参考答案：
举一反三
【单选题】She was absent for class today? Do you know the reason ____she was absent?
A.
what
B.
why
C.
how
D.
when
【简答题】估算． 485×5≈ 502×6≈ 396×7≈ 290×8≈ 492×7≈ 104×8≈
【单选题】She was absent __the meeting yesterday because she was ill.
A.
on
B.
in
C.
for
D.
from
【单选题】How many rubbers _______ in your pencil box? [ ]
A.
there is
B.
there are
C.
is there
D.
are there
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