题目内容

---“Is Mary from New York City” ---“I don't know _______.”

A. from what city does she come from
B. from what city she come
C. what city does she come from
D. what city she comes from

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关于输液叙述正确的是( )

A. 输液中应加抑菌剂
B. 输液是指由动脉滴注输入体内的大剂量注射液
C. 渗透压可为等渗或低渗
D. 输液的精滤目前多采用微孔滤膜

The reason why I didn't go to Shanghai was ________ a new job.

A. because of got
B. because I got
C. I got
D. that I got

注射剂的等渗调节剂应选用( )

A. 硼酸
B. NaCl
C. 甘露醇
D. Na2CO3

It worried her a bit ____ her hair was turning grey.

A. while
B. that
C. if
D. for