(B)

      More and more people spend a lot
of time in front of the computers. But
it may harm your health. Here are
some tips to help you keep healthy.
   # sitting on a comfortable chair   
Can you use the keyboard comfortably? It’s important to
have a comfortable place to work.
   # eating healthy food  
Do you eat lots of snacks? Eating good food is important.
Drinking lots of water also helps your brain and body!
   # exercising   
Do you sit at your desk all day? You will gain weight if
you don’t exercise. If you don’t have time to go
swimming or play other sports , you can exercise by
taking a walk.
   # relaxing   
Do you work on your computer all day long? You can
stand up and walk around, or listen to some music. Do
something else to help you relax.

harm 傷害 tip 秘訣 keyboard 鍵盤
gain weight 體重增加
【題組】43. What is the main(主要的) idea about this reading?
(A) Follow the tips, and you can finish your workfaster.
(B) Follow the tips, and you will know how to buy agood computer.
(C) Follow the tips, and you will be good atcomputers.
(D) Follow the tips, and you can stay healthy whenyou use the computer.