Unit 2 How often do you exercise?课时练（有答案解析）

Unit 2 How often do you exercise 学校：????????????姓名：????????????班级：????????????考号：???????????? 评卷人 得分 一、单选题 1. —How?often?do?the?children?play?sports?—　　　　. A. Twice?a?day????????????? ???????? B. For?two?hours??????????????C. Since?last?weekend????????????? D. Three?days?ago????????????? 2. The?boy?is?too?young?to?　　　　himself. A. look?at????????????? B. look?after?????????????C. look?on????????????? D. look?up????????????? 3. —　　　　?does?your?father?allow?you?to?surf?the?Internet???—Only?once?a?week. A. How?far?????????????B. How?long? C. How?often????????????? D. How?much????????????? 4. —Don’t?　　　　too?late,or?you?will?feel?tired?in?class.??—I?won’t,Mom.Good?night. A. wake?up?????????????B. stay?up????????????? C. get?up????????????? D. stand?up????????????? 5. Eating?a?lot?of?vegetables?　　　　good?for?your?health. A. am????????????? B. is????????????? C. are????????????? D. be????????????? 6. It’s?good?　　　　you?　　　　. A. for,?to?drink?milk????????????? B. for,?to?drink?a?milk??????????????C. of,?drink?milk????????????? ????? D. of,?to?drink?milk????????????? 7.The?world’s?population?is?growing?　　　and?there?is?　　land?and?water?for?growing?rice. A. more;?less B. larger;?fewer C. larger;?less????????????? D. more;?fewer????????????? 8. —What?could?I?get?my?father?for?Father’s?Day??—　　　　?getting?him?a?tie? A. Why?not?????????????B. How?about???? C. Why?don’t?you?????????????D. How?often????????????? 9. It?is?terrible.?It’s?raining?so?　　　　that?we?can?　　　　go?out. A. hard;?hardly B. hard;?hard??? C. hardly;?hardly?????????????D. hardly;?hard????????????? 10. Running?is?a?good?way?　　　　healthy. A. to?keep????????????? B. keeping????????????? C. keeps????????????? D. kept????????????? 11. She?doesn’t?look?after?her?　　　　.?She?often?eats?　　　　food. A. healthy;?healthy????????????? ?? B. health;?healthy??????????????C. healthy;?unhealthy???????????? ?D. health;?unhealthy????????????? 12. Ten?percent?of?us?watch?TV?three?　　　　four?　　　　a?week. A. or;?time????? B. but;?times? C. and;?time????????????? D. or;?times????????????? 13. I?usually?walk?to?school,?but?　　　　I?go?to?school?by?bike. A. sometime?????????????B. sometimes?????????????C. some?times?????????????D. some?time????????????? 14. If?you?want?to?be?healthier,you?must?eat?　　　　junk?food. A. more????????????? B. less????????????? C. fewer???????????? ?D. much????????????? 15. —What?does?Jenny?always?do?on?weekends?—She?always?　　　　. A. do?some?cooking????????????? B. does?some?reading????????????? C. watched?TV????????????? D. exercise????????????? 评卷人 得分 二、完形填空 　　In?China,?more?and?more?school?students?are?tired?because?their?sleep?time?is　　??16??　　?shorter?and?shorter.?Most?students?can?only?sleep?less?than?eight?hours?every?night,?because?they?have?too?much?homework?　　??17??　　.?Some?homework?is?given?by?their?teachers,?and?some?by?their?parents.?Also,?some?students?don’t ... ...