把问题和答语对应起来。
A.He's from China.
B.He's my teacher.
C.No, she is old.
D.He's short and thin.
E.No, he is old.
对下列实验中出现的异常现象分析合理的是（ ）
下列关于生物的生殖与发育说法正确的是（ ）
