资本金利润率是企业()与()之比。
参考答案:税后利润;实收资本
固定宫颈,保持子宫不致下垂的主要韧带是()将子宫向上向后牵引,维持子宫前倾的韧带是()
A.圆韧带
B.阔韧带
C.主韧带
D.宫骶韧带
E.卵巢悬韧带
We speak a lot of English ________ in class ________ outside class. [ ]
A. both; and
B. both; as well as
C. as well; and
D. as well; as well as