用所给词的适当形式填空：

   1. I ______( feed ) my cat, so it is full now.

   2. He used his car ______(most) for sightseeing.

   3. He hasn’t _______(finish)_______(read) Harry Potter.

   4. We needn’t go in such a hurry. We still have thirty minutes ______(leave).

   5. I need to _______(clean) my cupboard. I never use the things in it anymore.