---Why not take ____ umbrella with the sign “Made in China”? It’s ____ useful one.
--- What ____ good advice.
| A．an; an; a | B．an; a; \ | C．a; an; a | D．\; an; a |
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 |