I wonder when they ___ for Beijing. I will go to the train station to see them off whenthey ______.

The factory_____I worked last year is just the one I visited yesterday.

Your bedroom is so dirty. Would you please ________,Peter?—OK, mum. I’ll do it right away.

The lovely girl is from Class 6.name is Alice.

I think Miss Gao must be in the library. She said she would go there. —No, she ___________ be there. I have just been there.