根据句意填空,首字母已经给出。 1.When you want to post

问题：

根据句意填空,首字母已经给出。

1.When you want to post a letter,you need a s________.

2.You room is u________.You need to clear it up.

3.Edison was so c________ that he invented a lot of things.

4.You have collected all different kind of dolls.We can say you have a big c________.

5.Many students have h________ such as reading,painting and so on.