Hello, Lucy, ______ Millie.[ ]
A. he is
B. her name is
C. she is
D. this is
答案:D
一般情况下,人类精子中性染色体的组成是
A.X
B.Y
C.X或Y
D.X和Y
治疗偏头痛,取穴当以下列何经为主:()。
A.少阳经
B.太阳经
C.阳明经
D.太阴经
E.少阴经