分类：教育/科学-学习帮助
问题：单项选择4.hehasto_________tenyuanfor 
4. he has to _________ ten yuan for the bron book.a. spend b. take c. cost d. pay
回答：cost的主语是物,不合题意,排除c,take主语通常为形式主语it或物,排除bspend后面跟介词on,这里是for,排除 ysomemoneyforsth:在某物上花钱,选择d