皮皮学，免费搜题
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【单选题】
口对口人工呼吸的方法,下列哪错误的A.
必须畅通气道
B.
吹气时不要按压胸廓
C.
吹气时捏紧病人鼻孔
D.
胸外心脏按压与人工呼吸的比例为 30:2
E.
按压频率成人 80～100次/min
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【简答题】选择课文中你最喜欢的一句话,默写下来。
【简答题】We should e______( 鼓励 ) a student when he meets with difficulties.
【单选题】I want to know _____ .
A.
when will he come back
B.
when he will come back
C.
when he comes back
D.
when is he coming back
【简答题】A．When he goes for a walk. B．When he drives the car. C．When he passes somebody. D．When he chats with Peter.
【单选题】The woman lived in Germany______.
A.
when he was first born
B.
when he was a child
C.
when he has his first child
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