抗原抗体反应的温度范围一般为()
A.15~35℃
B.15~40℃
C.15~25℃
D.18~42℃
E.15~37℃
参考答案:B
Each of the students, working hard at his lessons,__________to go to key universities.
A.hope
B.hopes
C.hoping
D.hoped
在路基工程施工中,只要各层压实度的检测结果能满足规范要求,则路基工程施工质量就可以认为合格。( )