Unit2 Topic3 Must we exercise to prevent the flu？SectionD

Unit2 Topic3 Must we exercise to prevent the flu? SectionC 同步练习 单选。 1._____ good for our health. A．Do exercise is B．Doing exercise is C．Do exercises are D．Doing exercises are 2.-- You needn’t take an umbrella. It isn’t going to rain. -- Well, I don’t know. It _____do. A．might B．need C．would D．should 3.Doctors say that exercise is important for health, but it _____ be regular exercise. A. can B. will C. must D. may 4.She_____clean the classroom today. A. have to B. doesn’t have to C. don’t have to D. isn’t have to 5.It’s very warm.You_____to wear the coat. A. must B. mustn’t C. don’t have to D. have to 二、情景对话。 How to Exercise Well ?Warm up It's important to warm up before you exercise．before you do any difficult activities，（1）___ ?Find good places to exercise． You do not need to spend a lot of money exercising．（2）___You don't need to buy equipment for your home．Just get your body moving． ?（3）___ Choose a sport that you enjoy and then your exercise will be fun．Also，you only need to exercise a few times each week．If you exercise for 30minutes each time，you will stay healthy． ?Drink enough water It's important to drink water when you exercise．（4）___ ?Be careful! If you hurt yourself while you are exercising，（5）___ Exercising when you are hurt is bad for your health． A．Don't work too hard．B．You can run or play sports in a park or in your school gym．C．rest until you feel better．D．Your body needs it for energy and for keeping cool．E．you need to stretch（伸展）your arms，back and neck． 三、完形填空。 Hiking is a good way to exercise.Do you like it?Hiking 1 health.Hiking is a good way to exercise.Do you like it?Hiking 1 health.Most people choose to go hiking in the countryside,in the forests 2 in the mountains.They like to be close to nature and exercise 3 fit at the same time.If you are a beginner,you should start with a hike that you can finish 4 one day.As you get stronger,you can go on overnight(整夜的) hikes.Later you can go on 5 hikes which may last for days or weeks.For safety reasons,hikers should go hiking with others.You should have one or more friends with you. 6 ,if you decide to be alone,you’d better let someone know where you are going and when you will 7 .It is also a good idea to bring 8 .Backpacking is also a kind of 9 .You can carry food,clothing and other things on your back in a pack.Backpackers can stay many days in places where there is 10 food to buy.（ ）1.A.are good at B.is good at C.are good for D.is good for（ ）2.A.and B.but C.so D.or（ ）3.A.keep B.to keep C.keeping D.keeps（ ）4.A.in B.after C.on D.at（ ）5.A.long B.short C.longer D.shorter（ ）6.A.However B.But C.Because D.Until（ ）7.A.return B.return back C.arrive at D.reach（ ）8.A.some books B.some money C.a guide D.a map（ ）9.A.pleasure B.hike C.trip D.travel（ ）10.A.none B.no any C.not D.no 四、阅读。 “ Early to bed and early to rise make a man healthy , wealthy and wise.”? This is an old English say ... ...