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