题目内容

为了减轻呼吸道的损伤,气管导管的选择宜小不宜大。()

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You’ll have to be strict with your students. They quickly get_________.

A. on hand
B. out of hand
C. off hand
D. by hand

大量出汗引起的缺水属等渗性缺水。()

Rather than ___ me, he simply got up early to wash the clothes himself

A. disturb
B. disturbing
C. to disturb
D. disturbed

运输()时,车辆的排气管必须安装灭火器和导除静电拖地带。

A. 毒性物质
B. 易燃物品
C. 腐蚀性物质

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