不属于肺炎喘嗽典型症状的1项是（）
A.寒
B.热
C.咳
D.喘
E.煽
参考答案：A
I arrived late and missed the flight. I _____ the traffic to be so heavy. [ ]
A. hadn't expected
B. haven't expected
C. wouldn't expect
D. was expected
一个玻璃球放入盛满水的烧杯中，溢出了100克的水此球受到的浮力为______．
