Period Three　Lesson 3　Clean Machines

Ⅰ.阅读理解

Most people would say that they want to lead a healthier life.In fact，to become healthier you have to be willing to make changes to your daily life，and stick with them.Even small changes in your diet and fitness plan will not only keep you healthy，but make you see a big difference in how you look and feel.

Diet alone is not enough for you to become healthier.Exercise is also a very important part.You need to have a regular exercise that will help you burn the calories.There are several choices of regular exercise.Joining a fitness club is a good way to ensure that you have a place to go，which will allow you to have good teachers to help you and exercise classes you can attend.Aerobics(有氧运动) is an excellent way to get a good workout.Aerobic classes offer a fun atmosphere of music and exercise.Walking daily is a good form of exercise but to benefit from it you need keep a steady pace and walk often.You can even exercise in the comfort of your own home.There are many great exercise videos that will give you a great workout and that will be great guides for you to find the right exercise for your body type.

Including your family in your decision to live a healthier life is a good idea.Since you will be changing your diet and adding a fitness plan，you will need their support.If you have support from others，especially your family，your plan will work wonders.When you adjust(调整) your diet，your families' diet will probably be adjusted，too.You can create fun activities that will encourage your children to exercise，and also give them a chance to get fit，too.

1．According to the first paragraph，to have a healthy life .

A．you should try to look handsome

B．you'd better change your diet more or less

C．you'd better eat as little as possible

D．you should change yourself very much

答案　B

解析　细节理解题。根据第一段中的"Even small changes in your diet and fitness plan will not only keep you healthy..."可知，如果你想要有一个健康的生活方式，就多少需要改变一下