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【多选题】
下列化合物，属于裂环烯醚萜苷的是A.
栀子苷
B.
桃叶珊瑚苷
C.
獐芽菜苷
D.
龙胆苦苷
E.
獐芽菜苦苷
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举一反三
【单选题】—May I take photos in the museum? —No, you . You obey the rules here.
A.
may not; can
B.
mustn’t; may
C.
can’t; can
D.
mustn’t; must
【单选题】Sometime when you take a common drug, you may have a side effect. That is, the drug may cause some effect other than its intended one. When these side effects occur, they are called adverse reactions....
A.
Withdrawal symptoms.
B.
Overdoses.
C.
Certain effects other than intended ones.
D.
Sidewalk effects.
【单选题】Who would like to do this recent study?
A.
biologist
B.
social anthropologist
C.
economist
D.
geologist
【简答题】You may take an oral or written exam ____ what you prefer. A) according as B) according to C) accordingly D) in accord
【单选题】If you really take delight in meeting someone again,
A.
you may take him as your lifelong trustworthy friend
B.
it seems necessary for you to let him know it
C.
it's proper for you to give him a second handshake
D.
it'll be helpful for you to have further understanding of him
【单选题】When you organize the trip, take into the consideration that you may______.
A.
not be able to stick to it completely
B.
enjoy the beauty of the trip
C.
get a hotel room on the trip
D.
become a master of traveling
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