The students ￡50 a year to cover the cost of books and stationery. A. giveB. are givenC.

问题补充：

The students ￡50 a year to cover the cost of books and stationery.

A. give

B. are given

C. have given

D. to give

答案：

A. give

(答案→)B. are given

C. have given

D. to give

解析：谓语为 give sb sth 结构的被动语态形式。