动物细胞分裂的步骤应是
①细胞核分成两个 ②细胞质分成两部分 ③在细胞中形成新的细胞膜[ ]
A.①②③
B.②①③
C.③②①
D.②③①
A
________ conclusion,I'd like to say that I believe him.I'm convinced ________ his honesty.
A.In;of
B.By;on
C.At;by
D.In;on
哪些妇女适应放环?()
A、月经过多过频
B、月经量少
C、子宫肌瘤
D、附件