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【多选题】
凸轮机构从动件端部形状有A.
尖顶
B.
滚子
C.
平底
D.
曲面
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】关于握手的次序,描述正确的有:( )
A.
上级与下级握手应由下级先伸手
B.
迎接客人时应该主人先伸手
C.
男士与女士握手应由男士先伸手
D.
长辈与晚辈握手应由晚辈先伸手；
【单选题】( )Look at that young woman!That would be his ________ wife.
A.
third
B.
the third
C.
three
D.
the three
【单选题】听力原文：W: Look at that desk. It's the same as ours but half the price. M: Maybe we should try to return the one we bought and get our money back. W: Too late now. But from now on, we'll check out prices...
A.
Check out the prices to get the money back.
B.
Look in this shop before buying anything elsewhere.
C.
Act earlier to return the things they buy.
D.
Buy everything in this shop from now on.
【单选题】—Is that man Johnny Dean ? —Yes.He is ______ . Look at that woman.She is Tina Brown and she is ______.
A.
pretty ; handsome
B.
handsome ; pretty
C.
handsome ; medium height
D.
tall ; long hair
【单选题】Look at that woman! She's the woman ______ son is a famous film star. [ ]
A.
which
B.
that
C.
whose
D.
who
【单选题】Look at that woman, who is she?
A.
Yes, she is.
B.
She is Emma's mother.
C.
She is Emma's aunt.
【简答题】A:Look at that woman. She looks like she's going to faint. B:Let's go to her. She ______________ need help.
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