考考你的记忆力，根据句意及首字母补全在本课中出现的单词。

1.It's great h_____!

2.It's a very i___ book.I like it very much.

3.Let's t____ the books.Mine is about Lei Feng.What about your book?

4.Most people don't have cows and chickens a___

5.I n_____ to show you my hobby.

供静脉、脊髓用的注射剂，一律不得加（）。