用所给词的适当形式填空。
1. I ________ ill today. (be)
2. I’ll ______ (help) you with your English.
3. Bob _______(have) a cough today.
4. She ______(have) a fever yesterday.
5. Can you ______ (go)and fly a kite with me?
6. Sorry, I can’t ______(go) to park with you.