下列选项中，属于汇付方式的有( )。A．D/P B．M/T C．T/T D．D/D 发布时间：2017-12-18 12:36 │ 来源：www.tikuol.com 题型：多项选择题 问题： 下列选项中，属于汇付方式的有( )。A．D/PB．M/TC．T/TD．D/D
题型：多项选择题 选词填空。 cheer up, in time, get the hang of, now that, watch outbe fundamental to, give birth, escape from, break out, be forced to 1. _____ you have mentioned it, I'll remember to take care of your pet when you go traveling. 2. With the help of the guidebook, you can soon _____ the usage.3. The continued presence of water _____ to the development of ancient life. 4. After the war _____, they _____ leave their homeland.5. Don't worry; you will succeed _____ if you keep working hard. 6. I advised them to _____ for the dog. 7. Try and _____ a bit; life isn't that bad! 8. A lion has _____ the zoo. 9. A good hobby _____ a successful business. 查看答案
题型：多项选择题 采用两相溶剂萃取法或沉淀法分离生物碱的原理（）A.利用生物碱的碱性差异B.利用生物碱特殊官能团的性质C.利用生物碱或生物碱盐溶解度的差异D.利用各生物碱极性差异而与吸附剂作用的强弱不同E.利用各生物碱在两相（固定相和流动相）中分配系数的差异 查看答案