被称为"水脏"的脏是()
A.肾
B.肺
C.脾
D.心
E.肝
参考答案:A
—She looks very happy. She ______ have passed the exam.
—I guess so. It’s not difficult after all.
A.should
B.could
C.must
D.might
蛋白质在消化道内最终被分解为氨基酸的部位是( )
A.食道
B.胃
C.大肠
D.小肠