This kind of book is very popular.It （sell） out in an hour适当形式答案是was sold但为什么不是will be sold呢?不是有in an hour表示将来吗?

the kind of this book 与a book of this kind 的区别 This is kind of life book of this kind __well急book of this kind __wellA sell B sells C are sold D is soldbooks of this kind __well A sell B sells C are sold D is sold This kind of book is very popular.It （sell） out in an hour适当形式, The book made ——this kind of paper is not popular为什么填of不填from呢? This kind of book c___ ￥20.It's expensive This kind of book 是复数还是单数 This book read well 还是is read wellThis book (read) well and this kind of pens sells well in the shop as well.这里read应用什么形式 This?animal is?ugly.A.a kind of;a kind of B.kind of;a kind of C.kind of;kind of D.kinds of;kind of This kind of book is written to .A.old B.new C.the old D.young.选哪个 this kind of pet is too_________(hair) what kind of talk is this This kind of pen is easy______(write) this kind of shoes is sold out This kind of pen is easy______(write) This kind of feeling is right or This world is kind of you The kind of book is interesting read 改错