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【单选题】
乙醇的分子式是那一个（）。A.
CH3-CH2OH
B.
-OH
C.
CH3-CHO
D.
CH3-OH
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反馈参考答案：
举一反三
【单选题】以可可豆脂为基质，制备硼酸肛门栓10枚，已知每粒栓剂含硼酸0.4g，纯基质栓剂为2g，硼酸的置换价为2，在此处方中所需要可可豆脂的重量为
A.
6g
B.
12g
C.
18g
D.
24g
E.
30g
【单选题】以可可豆脂为基质，制备硼酸肛门栓10枚，已知每粒栓剂含硼酸0.3g，纯基质栓剂为2g，硼酸的置换价为1.5，在此处方中所需要可可豆脂的重量为
A.
6g
B.
12g
C.
18g
D.
24g
E.
30g
【单选题】以可可豆脂为基质,制备硼酸肛门栓10枚,已知每粒栓剂含硼酸0.3g,纯基质栓剂为2g,硼酸的置换价为l.5,在此处方中所需要可可豆脂的重量为
A.
6g
B.
12g
C.
18g
D.
24g
E.
30g
【多选题】She can't do it , but she could ask someone else to do it.
A.
herself
B.
on her own
C.
himself
D.
on his own
【简答题】以可可豆脂为基质,制备硼酸肛门栓10枚,已知每粒栓剂含硼酸0.3 g,纯基质栓剂为2g,硼酸的置换价为1.5,在此处方中所需要可可豆脂的重量为多少?
【单选题】She's too tired to _______. So she can't pass it this time. [ ]
A.
sleep at night
B.
do well in the exam
C.
speak in public
D.
believe her eyes
【多选题】She can't do it , but she could ask someone else to do it. 下列选项中不正确的是？
A.
avoidable
B.
practical
C.
permanent
D.
beneficial
【单选题】以可可豆脂为基质，制备硼酸肛门栓10枚，已知每粒栓剂含硼酸0.4g，纯基质栓剂为2g，硼酸的置换价为2，在此处方中所需要可可豆脂的重量为
A.
8g
B.
10g
C.
16g
D.
18g
E.
24g
【单选题】She can't do it __________, but she could ask someone else to do it.
A.
she
B.
her
C.
him
D.
his
E.
herself
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