How shall we be ( ) next
A. doingB. doneC. doD. does
参考答案:A
解析:[精解] 句意为:下一步我们该怎么做
The officials said the downward trend of A/H1N1 flu activity did not______ mean the worst was over. Flu activity might pick up next year.
A.greatly
B.necessarily
C.fully
D.nearly
关于口对口人工呼吸,下列说法中错误的是()
A.抢救者站在一侧,一手按压患者额,一手托住颈部,将患者的下颌向上后方翘起使其头后仰
B.开始时宜连续吹人3~4次,然后以每15秒1次的频率吹入
C.为防止吹入气经鼻腔逸出,可用按前额的手捏住患者鼻孔或在吹气时用面颊紧贴患者鼻孔
D.吹气后放开口鼻任胸廓回缩呼气,同时观察胸廓起伏,听呼吸音
E.人工呼吸通常与胸外心脏按压配合进行