教育目的具有检验教师教育、教学质量的重要依据和评判标准,是因为其具有的功能是( )。
A.教育评价 B.控制教育方向C.指导和支配教育活动 D.端正教育思想
参考答案:A
That hero who died in the war was so brave that he never ____ to the enemies until death. [ ]
A. gave up
B. gave out
C. gave in
D. gave away
下列有关IgE测定方法,错误的是( )
A.乳胶颗粒免疫浊度法 B.化学发光免疫分析法C.ELISA D.PCR