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【多选题】
关于天然药物化学的研究内容,主要涉及哪5个方面的工作呢?A.
体内代谢过程 代谢过
B.
结构特点
C.
结构修饰
D.
理化性质
E.
生物转化
F.
提取分离
G.
生物活性及生物合成途径
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反馈参考答案：
举一反三
【简答题】The following are some advertisements(广告). Read them and answer the questions. No. 1 A big house with a big yard for a big family. There are four bedrooms, three bathrooms, a big living room and a g...
【单选题】The difference between modern cell phones and old phones lies in that
A.
it requires more intelligence and education to use modem cell phones.
B.
it takes more weeks to get familiar with modem cell phones.
C.
modem cell phones are more complicated with many functions.
D.
modem cell phones are more mysterious tools for people.
【单选题】某人血清中无抗 凝集素 A. 也无 抗B凝集素，红细胞膜无 D 抗原，其血型属于
A.
AB型.Rh阴性
B.
O型.Rh阳性
C.
AB型.Rh阳性
D.
O型.Rh阴性
E.
A型.Rh阴性
【单选题】The difference between modem cell phones and old phones lies in that _____.
A.
it requires more intelligence and education to use modern cell phones
B.
it takes more weeks to get familiar with modern cell phones
C.
modern cell phones are more complicated with many functions
D.
modern cell phones are more mysterious tools for people
【单选题】. _____ with letters and public phones, mobile phones and the Internet are faster and much more convenient.
A.
Compare
B.
To compare
C.
Comparing
D.
Compared
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