—What is Lucy doing now?—She _____ a book. 

I'm now in New York with my friend Jenny. We_________ by plane on Monday.

There _____ an English speaking contest(演讲比赛) for middle school students in our city in early July.

---Excuse me. You shouldn’t smoke here. Look at the sign “NO SMOKING HERE”.--Sorry, I ________ it just now.

I ______ in the hospital yesterday. I had to look after my sick mother.