连词成句。

1. Can, the, you, dishes, do (?)

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2. is, a river, in, the, There, park (.) 

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3. the, near, The table, is, bed (.)

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4. like, I, grapes, don't (.)

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某患者因车祸而致右下肢开放性骨折，大量出血，被送至急诊室，在医生未到之前，当班护士应立即

A．询问发生车祸的原因
B．向保卫部门报告
C．给患者注射镇静剂
D．劝患者耐心等待医生
E．给患者止血，测血压，建立静脐脉输液通路