用所给动词的适当形式填空。
1. Listen! Some of the girls ______ (talk) about Harry Potter.
2. - Where is Mr. Green now? I haven't seen him for a few days.
-He ______ (go) to Hong Kong.
3. You'd better ______ (not eat) too much meat. You are already overweight.
4. "Titanic" is a very nice film. I ______ (see) it twice.
5. There ______ (be) an English Evening next Monday.
6. I spent half an hour ______ (finish) doing my homework.
7. The teacher told Xiao Ming ______ (not be) late for school again.
8. Please write to me as soon as you ______ (reach) Shanghai.
9. Mr. Le is out. But he ______ (be) back in ten minutes.
10. When the headmaster came into the hall, all the students ______ (stand) up.