students in primary and high schools------free exercise books by the * everyyear(offer)
问题描述：
students in primary and high schools------free exercise books by the * every
year(offer)
答
high 应该写错了吧。middle才对吧。回答者要帮楼主纠正一下。选择are offered{被动语态]大致意思是每年由中国教育机构免费颁发练习本给小学和中学生。offer sb sth 为某人主动提供某物.
如果能帮到你望及时采纳谢谢。
祝你学业进步。
答
会过得好
答
Students in primary and high schools _____ free exercise books by the * every year.(offer)
答案：are offered
译文：每年中国*会为中小学的学生提供免费的练习册.
解析：offer sb sth 为某人主动提供某物