问题 选择题

You can take as many books as you like here for they are free of ________.

A.fare

B.charge

C.money

D.pay

答案

答案:B

fare“运费、车费”; pay“工资、报酬”;charge“费用、收费”,free of charge意为“免费”。故选B。

单项选择题 B型题
多项选择题