肺动脉高压的典型表现为()
A.出现间隔线
B.残根征
C.肺野透亮度减低
D.多继发于左心衰
E.肺纹理增粗,结构模糊
参考答案:B
A.给手机充电
B.用电饭锅煮饭
C.用电风扇吹风
D.摩擦起电
Mrs Brown together with her children ______ going to Hainan ____ the holiday.[ ]
A. is , for
B. are , for
C. are , to
D. is, of