抢救溺水病人的首要步骤是
A．清除呼吸道分泌物B．口对口人工呼吸C．加压给氧D．应用呼吸兴奋剂E．心脏按压
参考答案：A
— Shall I pick up your shopping for you?
— Oh, I couldn’t possibly trouble you.
— It’s all right. I _________ past the shop anyway.
A．will go
B．will be going
C．was going
D．goes
气缸压缩压力低，应对发动机进行检查，检查的前提之一是（）。
A.发动机为低温
B.油门开度最小
C.发动机怠速
D.油门开度最大
