题目内容：

Do you know what couch-potato means? Well, in America, the word is now often used. You see, in America, many people often spend their free time sitting on a couch (沙发) watching TV. As there are many channels (频道) to choose, the TV can be quite interesting and very addictive (使人上瘾的). One may sit and watch TV for hours and hours without stop! Well, these people who do nothing all day except watch TV are called couch-potatoes.

In America, while watching TV, most often sitting still with eyes looking right into the TV set. Also because these people are addictive to TV, they don’t take exercise and usually get very fat. So in many ways, these people look like real potatoes! Well, because they look fat, and watch TV on a couch, they are all called couch-potatoes. Now you know what a couch-potato means. The next time if you see someone watching TV too long, just say, “What a couch-potato!”

1.The word “couch-potato” is often used in ______.

A. China    B. France   C. America   D. Germany

2.If a person is called a couch-potato, he or she ______.

A. does nothing all day        B. often listens to music

C. often watches TV in his free time D. must be very fat

3.Why does a couch-potato look like a real potato?  Because he or she ______.

A. is fat and cannot take exercise  

B. is fat and round

C. likes eating potatoes on a couch while watching TV

D. almost never moves while watching TV and gets fat

4.The passage mainly (主要) tells us ______ .

A. how to watch TV   

B. what couch-potato means

C. why couch-potatoes are very fat      

D. where you can find couch-potatoes