完成句子。 (1)On Saturday, I’m going to the bookstore to buy a book _______ (关于太空旅行)。 (2)I’m going to buy a new CD and ______ (一些连环画书/漫画书)。 (3)On Sunday, I’m going to _______ (看电影)with my mother. (4)What are you going to do ______ (下周三)? (5)I’m going to ______ (回家) and read some new books.