慢性肺心病出现右心衰竭时,以下哪项可能不是心衰的表现
A.双肺底湿哕音B.肝大C.双下肢水肿D.胸腔积液E.肝颈静脉回流征阳性
参考答案:A
We do morning exercise every day, from which we ______ a lot.
A.strengthen
B.gain
C.award
D.benefit
本月出口货物不予抵扣或退税的税额为( )万元。
A.196.56
B.91
C.32
D.60.48