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【单选题】
层门安装时,以( )确定地坎、牛腿及牛腿支架的安装位置。A.
导轨
B.
轿厢
C.
D.
基准线
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反馈参考答案：
举一反三
【单选题】下面哪个表格环境tabular中的文字是居左的?
A.
\begin{tabular}{|} \end{tabular}
B.
\begin\{tabular}{l} \end{tabular}
C.
\begin\{tabular}{c} \end{tabular}
D.
\begin\{tabular}{r} \end{tabular}
【单选题】下面哪个表格环境tabular中的文字是居中的?
A.
\begin{tabular}{-}
B.
\begin{tabular}{l}
C.
\begin{tabular}{c}
D.
\begin{tabular}{r}
【单选题】I was just going to water my garden but someone _____ it. Was it Tom? [ ]
A.
has done
B.
had done
C.
would do
D.
was doing
【单选题】下面哪个表格环境tabular中的文字是居右的?
A.
\begin{tabular}{|} \end{tabular}
B.
\begin\{tabular}{l} \end{tabular}
C.
\begin\{tabular}{c} \end{tabular}
D.
\begin\{tabular}{r} \end{tabular}
【单选题】下面哪个表格环境tabular中的文字是居中的?
A.
\begin{tabular}{|} \end{tabular}
B.
\begin\{tabular}{l} \end{tabular}
C.
\begin\{tabular}{c} \end{tabular}
D.
\begin\{tabular}{r} \end{tabular}
【单选题】The experiment, ________ will soon be announced~ was done by my colleagues.
A.
whose results
B.
the results on which
C.
at which the results
D.
of whose results
【简答题】PS修图中,按____键, 我们可以绘制以单击处为中心点向四周扩展的正方形或正圆选区。
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