The last time I ______her, she ___________ at a medical college.

I don’t know when he______ tomorrow .When he_____ , I’ll let you know.

－Why didn’t you go to the cinema with us this afternoon, Jim?－Because I ______ at the station for my uncle from Beijing at that time.

— I called you at nine this morning, but there was no answer.— Oh, sorry, I ______ with my sister in the shopping center.

 —Where’s Li Hua?—Look! He ____ tennis on the playground.