--_______ will your English teacher come back?
-- In two days.
| A．How often | B．How long | C．How soon | D．How far |
This coat ________ be Tom's. He doesn't like the color at all.
| A．must | B．might | C．could | D．can't |
—Is Mr. Smith over there?
—It ________ be him. He has gone to Beijing on business.
| A．can't | B．must | C．might | D．can |
-was the car invented?
--It was invented in 1983.
| A．When | B．Why | C．How | D．Who |
I enjoy playing computer games, but I can't spend too much time ________ that.
| A．in | B．on | C．for | D．to |
________ is bad for your eyes ________ TV too much.
| A．It; to watch | B．It; watching |
| C．This; to watch | D．This; watching |