在人身保险实务中,保险金额的确定方式是:
A.保险人和受益人协商确定
B.投保人和被保险人协商确定
C.保险人和投保人协商确定
D.保险人和代理人协商确定
参考答案:C
It was hard for him to learn English in a family, in which _____ of the parents spoke the language.
A.none
B.neither
C.both
D.each
修改下面的一个病句
据科学研究表明,雏鸟的消化能力比成鸟更强烈。