一张正方形纸的边长是10厘米，从它的边上剪去一个长3厘米、宽2厘米的长方形后，剩下的纸的周长不可能是[ ]
A．40
B．42
C．44
D．46
答案：B
以下不属于维生素D缺乏性佝偻病早期临床表现的是
A．手镯
B．夜惊
C．多汗
D．枕秃
E．易激惹
W: Aren’t you disappointed that you didn’t get the promotion M: May be a little, but I know I need more experience before I’m ready for that kind of responsibility. Q: What do we learn about the man from this conversation().
A. He is rather disappointed.
B. He is highly ambitious.
C. He can’t face up to the situation.
D. He knows his own limitations.
