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【单选题】
—Do you have an eraser? —Yes, I _______. I have a big one. [ ]A.
does
B.
am
C.
do
D.
are
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反馈参考答案：
举一反三
【单选题】An exhaustive（A级）investigation of the facts proves the contrary．
A.
exhausted
B.
tiIled
C.
thorough
D.
careful
【单选题】Mr. Green gets up early every morning, so he never ____ school late.
A.
arrives
B.
gets
C.
arrives at
D.
arrives in
【单选题】An exhaustive（A级）investigation of the facts proves the contrary．
A.
exhausted
B.
tired
C.
thorough
D.
careful
【简答题】国际标准化组织提出的七层网络模型中，从高层到低层依次是什么？
【单选题】--- Mr. Green gets up very early every morning. --- Yes, so he always goes to work ___ time
A.
on
B.
at
C.
in
【单选题】— Mr. Green gets up very early every morning. — Yes, so he always goes to work ______ time .
A.
on
B.
at
C.
next
D.
this
【简答题】国际标准化组织提出的七层网络模型中,从高层到低层依次是应用层、表示层、 ( ) 、运输层、网络层、 ( ) 及物理层。
【单选题】— Mr. Green gets up very early every morning. — Yes, so he always goes to work ______ time .
A.
this
B.
next
C.
on
D.
at
【单选题】—Mr. Green gets up very early every morning. —Yes, so he always goes to work ______ time.
A.
on
B.
at
C.
next
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