下列各项中，与尿液的生成与排泄最相关的是（）。
A.心
B.肺
C.脾
D.肝
E.肾
参考答案：E
—How did you get to the museum? You're new in Shanghai.
—A _____ girl knew the way and she showed it to me. [ ]
A. local
B. social
C. foreign
D. strange
胚胎性肿瘤是（）
A．癌
B．肉瘤
C．母细胞瘤
D．精原细胞瘤
E．霍奇金病
