---What happened to the priceless works of art?

---________.

-----They used to be good friends, but now they are like strangers.

----- How _____ this ______?

-- What else did you do this morning besides doing the shopping?

-- Two hours ________ washing the windows and floor.

—Where are Jack and Mike?

—They ________ the furniture you asked for into the house.

--___do you clean the reading room? 

--Every two or three days.

--I regret not telling Alice my new address and telephone number.

--That's too bad. You ________ her when you meet her.

--________ he open the door?

--Yes, please.

--Yesterday Mary broke two glasses when she was washing them.

--I'm not sure. How ________ she be so careless?

---Would you mind ________ to the town ________ you visited last month?

---Of course not.

—Everyone says you are a good student. You never sleep in class, do you?

—________.