题目内容

联系自己所学专业,试述医学科研设计的五个原则是什么,各举例说明。

查看答案
更多问题

It is true that theseherbs (草药) can be used to _________pain.

A. relief
B. relieve
C. worsen
D. recognize

They are making further efforts to _________the cost of production.

A. increase
B. add
C. gain
D. decrease

My brother told me that he had met with no difficulty _________in learning English grammar.

A. therefore
B. therein
C. whereas
D. whatsoever

Sam took this new job because he felt that the _________prospects (前景) were much better.

A. career
B. expert
C. expectation
D. project

答案查题题库