根据句意用括号内所给单词的正确形式填空。
1. Look! Many children are _____ (dress) up as ghosts.
2. Thank you for _____ (tell) me the news.
3. The boy often goes _____ (fish) on Sundays.
4. I play computer games _____ (two) a week.
5. We all like Millie because she is _____ (help) and polite.
6. What are they doing now? Oh, they _____ (run) now.
7. The boys enjoy _____ (swim) in the river.
