“我上星期买的那本书很有趣”用英语怎么说

The book I bought last week is interesting.

The book (which) I bought last week is quite intersting.
El libro que compro el pasado semana es muy intersante.(Spanish)

the book i bought last week is very interesting.

The book that I bought last week was very interesting

Last weekend,I bought that book very interesting.

都是一样的.就差一个"很"字