不定项选择
矩形的对角线方向有对称面。
A.错误
B.正确
矩形的对角线方向有对称面。
A.错误
B.正确
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单项选择题
It's normal that you feel ______. Take a rest and you'll feel better.
It's normal that you feel ______. Take a rest and you'll feel better.
A.worried
B.tired
C.anxious