用括号里的词的正确形式填空。 1. There are lots of _____________ (mouse) in the old house. 2. I'll stay at home instead of ____________ (go) shopping. 3. Chocolate is usually the ___________ (child) favorite food. 4. How important it is _____________ (finish) it on time ! 5. Look at the clouds. It ____________ ( rain ) soon