皮皮学，免费搜题
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【单选题】
合并命令是A.
CTRL+L
B.
CTRL+N
C.
CTRL+Q
D.
CTRL+V
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反馈参考答案：
举一反三
【单选题】The old man often looked back on the past days ________ he worked hard to make a living.
A.
which
B.
when
C.
where
D.
that
【简答题】营养不良患儿最先出现皮下脂肪减少的部位是:A. 面部 B. 躯干 C. 腹部 D. 四肢 E. 臀部
【单选题】He sat back on the chair, listening to the MP4 and ____ . [ ]
A.
looking at ease
B.
looked at ease
C.
being looked at ease
D.
to look at ease
参考解析：
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