下列哪一项不属于水功能一级区（）
A.保护区
B.保留区
C.水源区
D.缓冲区
参考答案：C
—Is that Mr. Green?
—No, Mr. Green is an _____ man. But this man is only about _____. [ ]
A. 80-year-old; 18 years old
B. 80-years-old;18 years old
C. 80-year-old;18-year-old
D. 80 years old;18-year-old
肺胀的临床表现有：
A.痰鸣气喘突发突止
B.喘咳上气
C.心悸浮肿
D.唇甲紫绀
E.胸部憋闷如塞
