八年级英语（上）第2单元学案参考答案

八年级英语（上）第2单元学案参考答案第一课时【新知预习】一、1How often 2. help with housework 3. on weekends 4. go to the movies 5. go shopping 6. use the Internet 7. your favorite program 8. once a week 9. twice a month 10. three times a year 【课堂探究】D A How often, Twice, B【达标练习】一、1. always 2. often 3. hardly ever 4. every day 5. never二、1. C 2. C 3. B 4. A 5. B三、1. How often 2. doesnt go 3. What does, do 4. Does, exercise 5. How many times第二课时【新知预习】一、1. play soccer 2. drink milk 3. stay up (late) 4.eat a healthy breakfast 5. go to bed early 6. play sports 7. best friend 8. after school 9. at least 二、1. How often 2. Does 3. What does 4. maybe【课堂探究】maybe, may be, C, D【达标练习】一、1. A 2. D 3. B 4. D 5. A 6. B 7. C二、1. Do, go 2. does, do 3. doesnt do 4. does, go 5. Do, go 6. are doing 7. visited三、1. What does, do 2. Does, have, Yes, does 3. How often 4. When does 5. doesnt, go第三课时【新知预习】一、1. junk food 2. be good for 3. eat fruit 4. drink coffee 5. my health 6. how many hours二、1. Junk 2. coffee 3. help 4. once 5. times 6. ever 7. health 8. vegetables【课堂探究】B, D; Health, healthy; to drink, wants, to learn【达标练习】一、1. D 2. B 3. A 4. C 5. B 二、1. to drink milk 2. good for 3. How often, junk 4. to exercise 5. How many hours, Nine hours三、1. doesnt, eat 2. Does, eat 3. How often, eat 4. How many hours 5. When does 6. How much milk are there四、1want 2. for 3. to read 4. many 5. is第四课时【新知预习】一、1. play computer games 2. go camping 3. free time 4. fifteen percent 5. four to six times a week 6. one to three times a week 7. notat all 8. go online 9. the answers to our questions 10. the best way to relax 11. such as 12. spend time with 【课堂探究】comes; are; Although; such as【达标练习】一、 1. D 2. D 3. B 4. A 5. B 6. C二、1. percent 2. writer 3. program 4. Internet 5. results三、1. Does, play 2. How often, watch 3. on weekends 4. How long 5. How many四、1. once or twice a week 2. What, the best way to relax, through exercise 3. Ninety percent, use 4. results of, interesting第五课时 【新知预习】1. a lot of good habits 2. read magazines 3. go to the dentist 4. more than(over)two hours 5. 帮忙干家务 6. 几乎每天 7. 少于一周 8. 五次或更多【课堂探究】usually, often, Sometimes, sometimes, hardly ever, never; more than(over); C; however; Almost【达标练习】一、1. once 2. many 3. after 4. habits 5. unhealthy 二、1. D 2. B 3. D 4. B 5. A三、1. dont think; has 2. once; week 3. How many 4. How often does 5. Does; help 四、1. Q: How often does she eat vegetables?A: She eats vegetables four times a week.2. Q: How often do they eat junk fo