下列长度的各组线段能组成一个三角形的是[ ]
A.4cm,6cm,11cm
B.4cm,5cm,1cm
C.3cm,4cm,5cm
D.2cm,3cm,6cm
答案:C
看图写单词。
1. I have a new a red,a pair of and a pair of.
2. In the picture, I see fiveand two.
与月经形成无关的为
A.卵巢
B.垂体
C.输卵管
D.子宫
E.下丘脑