皮皮学，免费搜题
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【单选题】
糖皮质激素的结构改造中,唯一可以降低毒性的方法是A.
21-OH酯化
B.
1-脱氢
C.
6-引入F
D.
9-引入F
E.
16-引入甲基
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举一反三
【单选题】Why was Septimus frightened after he saw the person in the dark room?
A.
because the person was the principal of the school.
B.
because the person was a monster-like one.
C.
because Septimus was found by the person.
D.
because the person was invisible.
【简答题】Listen to an interview about tips for freshman students and do the following exercise. Match the name of the person in the left column with the tip given by the person in the right column.
【简答题】background表示
【单选题】The person in the poem (诗) watches the moon ______.
A.
on a beautiful night
B.
on a cloudy night
C.
in the day time
【单选题】The person in the poem ______.
A.
wants to see the moon very much
B.
does not want to see the moon
C.
wants to see the sun very much
【简答题】标记的属性中border表示设置表格的______,align表示设置表格在网页中的______对齐方式,bgcolor表示设置表格的________,background表示设置表格的_______。
【简答题】蛋白质组(答案含有标点符号)
【简答题】蛋白质组学(答案含有标点符号)
【单选题】The passage states that before the blue square appeared, the person in the video ______.
A.
was in a relaxed state
B.
watched the screen closely
C.
wondered what would happen
D.
got ready to respond to a shock
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