Wearing the wrong type of glasses will do harm to your eyes. Incorrect glasses may not be good for the children under 10. You may see better with glasses that are specially made for you.
Watching too much television may be bad for your eyes. This is not true for everyone. People with easily affected eyes may find they get red and achy (痛) from watching TV for long. Carrots will help you see in the dark. Carrots are rich in beta-carotene (β胡蘿卜素). The body can change beta-carotene into vitamin A, and too little beta-carotene can cause night blindness. However, a lot of research shows that night blindness is more likely to be connected with some other vision problems.
1.Night blindness can be caused by _____.
A. wearing incorrect glasses B. watching TV for long
C. too little beta-carotene D. too much vitamin A
2.Watching TV for a long time may cause _______.
A. night blindness B. easily affected eyes
C. no eye trouble for some people D. vision problems for everyone
3.The purpose of this passage is to tell people _______ .
A. to have more carrots B. how to protect their eyes
C. of the importance of their eyes D. something more about their eyes
4.According to the passage, which of the following is TRUE?
A. Eating too many carrots can cause night blindness.
B. Watching too much TV may do harm to everyone.
C. Wearing wrong glasses may do harm to children's eyes.
D. The human body is unable to change beta-carotene into vitamin
1.C
2.B
3.D
4.C
【解析】
試題分析：本文敘述了一些關于眼睛方面的事情。佩戴的眼鏡類型錯了會對眼睛有害。電視時間太長容易導致眼睛感染。太少的β胡蘿卜素可能會導致夜盲癥。但是，很多研究表明夜盲癥更有可能與其他一些視力問題有關。
1.and too little beta-carotene can cause night blindness.可知太少的β胡蘿卜素可能會導致夜盲癥。故選C。
2.People with easily affected eyes may find they get red and achy (痛) from watching TV for long.可知看電視時間太長容易導致眼睛感染。故選B。
3.Wearing the wrong type of glasses will do harm to your eyes“佩戴的眼鏡類型錯了會對眼睛有害”Watching too much television may be bad for your eyes.“看電視太多對眼睛有害”可知本文介紹的是有關于眼睛的一些事情。故選D。
4. Wearing the wrong type of glasses will do harm to your eyes.可知佩戴的眼鏡類型錯了會對眼睛有害。故選C。
考點：日常生活類短文閱讀。
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