精制豆油在静脉注射脂肪乳剂中的作用是().
A.油相
B.乳化剂
C.等渗调节剂
D.pH调节剂
E.抑菌剂
参考答案:A
急性坏疽性阑尾炎术后,出现尿频、尿急、大便次数增多、里急后重、发热,提示合并()
A.急性肾盂肾炎
B.急性膀胱炎
C.细菌性痢疾
D.盆腔积脓
E.阿米巴性痢疾
---I haven’t got the reference book yet, but I’ll have a test on the subject next month.
---Don’t worry. You______ have it by Friday.
A.could
B.shall
C.must
D.may