用所给词的正确形式填空。
1. —Can you _________ (come) to my party on Wednesday?
—Sorry, I have _________ (go) to the doctor.
2. —Can she go to the movies?
—No, she _________ (not can). She's _________ (play) soccer.
3. She can't come to your party, she __________ (have) tennis
__________ (train) with the school team.
4. Thanks a lot for your _________ (invite).
Thank you for __________ (invite) me to your party.
5. She's _________ (babysit) her little sister, she can't come.
6. There _________ (be) a baseball match tomorrow afternoon in our school.
7. I'll ask my _________ (America) friends to come to my birthday party next week.
8. We are going to learn some new __________ (subject), such as physics, _________ (chemist).
9. He has __________ (something) to do. He is free.
10. I don't know ___________ (who) you'll go to the movie with this evening.