they have a book sale in their school.对划线部分提问答案是（此处有三个空）they have in their school划线部分为a book sale，还有她在they have in their school前面给你三个空叫你填
问题描述：
they have a book sale in their school.对划线部分提问答案是（此处有三个空）they have in their school
划线部分为a book sale，还有她在they have in their school前面给你三个空叫你填
答