用所给动词的适当形式填空。
1. At the weekend. I usually go ______ (run) for half an hour.
2. My brother often ______ (fly) a kite with me in the park on Sundays.
3. He spends about an hour ______ (watch) TV every day.
4. We ______ (not have) any classes on Sunday.
5. Let him ______ (dress) up as a ghost.