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【多选题】
转换点工具的主要作用有A.
将平滑点转换点
B.
将角点转换成平滑点
C.
调整曲线方向
D.
删除路径
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反馈参考答案：
举一反三
【简答题】乒乓球握拍方法分为哪两种?
【单选题】There is always a possibility that the infection will return, but so far there __ been no signs of trouble.
A.
has
B.
have
C.
are
D.
had
【单选题】No matter hard he works, there is always more to do.
A.
how
B.
what
C.
whether
D.
why
【单选题】No matter how low you consider yourself, there is always someone looking up to you they were that high.
A.
to wish
B.
to have wished
C.
wishing
D.
having wished
【单选题】There is always ______ for improvement no matter how much you have already done.
A.
place
B.
area
C.
room
D.
space
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