These boys' books are new. 还是These boy's books are new.哪种说法正确?请帮忙一下,谢谢!

These boys read books in the library.改为一般疑问句 These boys' books are new. 还是These boy's books are new.哪种说法正确?请帮忙一下,谢谢! these boys read books in the libray .（改为一般疑问句） look these two boys He saidThese books belong to the boys in a biue coat.如何变为间接宾语从句 These are ()() my books. Are these books ( )(your)? These books are _____. These boys are all_____(China). These a___ my English books. Are these books all yours? 改错：These are ours books These are the__(students)books John,are these books----(your) These are ( )(她的)books Are these students' books?对错 These---(be)his English books What about these books here?