The workers        when he        to the workplace.
A．were working, was getting    B．worked, got      C．were working, got

---- Who ______ the room?  
----My brother______.

—Why not go to see the film with me?
—Because I ________it.  

---     you having supper at this time yesterday?
---No, I was     .

I        my homework while my mother was reading a book last night.

---When did Betty        Beijing?

—What did the teacher say just now?
---Sorry. I didn’t catch it. I        about something else.

--     you ever       to America？

My sister       Shanghai for two years.

--- What are they doing now？
--- They’re      music.
A. listen to            B. listening to         C. listening