1、（2014 秋开学）人教版英语八年级上册 Unit2 How often do you exercise 课后练习一及答案.单项选择1She is _girl.She always gets good grades.Asuch a clever Bso a clever Csuch clever a Dso clever 2_Mum asked me to close the door，_I forgot to do so.w AThough；but BAlthough ；butCBut；/ D Although；3Though he eats many vegetables to keep_
2、，he is in bad_.Ahealth；health Bhealthy；healthyChealthy；health Dhealth ；healthy4Do you think the best way to relax is _ exercise?Athough Bthrough Cover Dacross5Its very cold today.Please keep the door_Aclose BclosedCopen Dopened.用所给动词的适当形式填空1I _(be)good at playing soccer.2Lucy_(be)from America.3Jim a
3、nd Tim_(be)twin brothers；they _(look)the same.4He often_(go)swimming in summer.5The light_(travel)faster than the sound.根据汉语提示完成句子1_(百分之四十五) of students usually exercise on the playground.2My brother has many balls，_(例如) basketballs and footballs.3We have _(多于) forty classes every week.4_(多久一次) do y
4、ou play sports?5If we sleep _(不到；少于) six hours every night，we can feel tired in the day.参考答案. 1. 答案：A 点拨：考查 such 和 so 的区别。girl 是名词，故用 such 修饰；它是一个可数名词，故形容词前加 a。2. 答案：D 点拨：考查连词。句意为 “尽管妈妈叫我关上门，但我还是忘了做” ，though 和 although 均不能与 but 连用，故排除 A、B 两项；but 一般不放在句首，可排除C 项。3. 答案：C 点拨：考查词性。句意为“尽管他吃很多蔬菜来保持健康，但他的健康
5、状况很差”。keep 后一般接形容词或动词ing 形式；be in bad health 为固定搭配，意为“ 健康状况很差”。4. 答案： B 点拨：考查介词。本题句意为 “你认为放松的最好办法是通过锻炼吗？” ，此处 through 是“ 以；凭借” 之意。 A 项是连词；C 项是“ 跨越 ”；D 项指从表面穿过。5. 答案：B 点拨：keep 后一般要接形容词或动词ing 形式作宾补，故排除 A、C 两项；由句意“今天很冷，请让门关着”知应选 B 项。. 答案：1.am 2.is 3.are；look 4.goes 5.travels. 答案：1.Fortyfive percent 2.s
6、uch as 3.more than 4.How often 5.less than课后练习二及答案.根据句意提示完成单词1The girl often helps her mother do h_.2Surfing the I_ is a quick way to get information.3What a lazy boy！Peter takes a shower t_ a month.4My favorite p_ is Animal World.5M_ I can go shopping this afternoon. .单项选择1Can your father drive?Yes
7、， and he usually_to school.Adrove Bis drivingCdrives Dhas driven2Do you have lunch at home?_.AYes ，I am BYes，I canCYes，I do DYes ，I have3Every year many foreigners_to China to learn Chinese.Ahave come BcomesCcame Dcome4I _ play football on Friday afternoon.Asometime Bsometimes Csome time Dsome times
8、5_are you late for school?Never.AHow long BHow often CHow soon DHow many times6Something is wrong with his eyes.He cant _anything.Alook at BreadCwatch Dsee7What time do you usually get up_？Aeveryday Bevery dayCsome day Done day.根据汉语提示完成句子1He _ (几乎不) goes to the movies on weekends3They exercise _(每周一
9、两次) 4They need _(至少) twenty people.5Does he _(帮助做家务) at home?参考答案. 答案：1.housework 2.Internet 3.twice 4program 5.Maybe. 1. 答案： C 点拨：考查一般现在时。问句中 can 和答句中的 usually 都表明用一般现在时，且主语为第三人称单数，故选 C 项。2. 答案：C 点拨：考查对一般疑问句的应答。问句开头以 do 提问，应以 do 应答。3. 答案：D 点拨：考查动词时态。由 every year 可知，该句为一般现在时，且主语为复数名词，故谓语动词选 come。4.
10、答案：B 点拨：考查词义辨析。sometime “某个时候”；sometimes “有时”；some time“一段时间”； some times“几次，几倍”。本句应为“在周五下午，我有时踢足球”，故选B 项。 5. 答案：B 点拨：考查词义辨析。how long “多久，多长”；how often “多久一次”；how soon “多久，多快” ；how many times“多少次”。由答语 never 可知是提问的频率，故选 B 项。6. 答案： D 点拨：考查词义辨析。look at 强调看的动作； read 指看书、杂志等； watch 指观看，欣赏地看；see 强调看的结果。由句意可知选 D 项。7. 答案：B 点拨：考查词义辨析。everyday“日常的，每天的”； every day“每天”； some day“某一天，有一天”； one day“有一天”。句意为“ 你每天通常几点钟起床？”故选 B项。. 答案：1.hardly ever 2.is full of/is filled with 3.once or twice a week 4.at least 5.help with housework
