九年级英语下册Unit3Teenagersshouldbeallowedtochoosetheirownclothes预习作业无答案外研版

1、山东省临沂市青云镇中心中学 九年级英语下册unit 3 teenagers should be allowed to choose their own clothes预习作业（无答案） 外研版情态动词can / may / must / should + be + 及物动词的过去分词+其它+by sb.1. chocolate may (send) to him as a present.2. computers should （look）after well.3. can this kind of machine （mend）by uncle wang?d.你能试着做一做含有其它时态的被动语

2、态吗？1. the letter (write) by lin tao now.2. the bridge (finish) next month.3. the cd-roms (sell) already.2.allow 是动词,表示 “允许,准许”的意思.(1).allow sb. to do sth. 允许某人做某事-be allowed to do sth. 被允许去做某事”,eg: my parents wont allow me stay out late.- teenagers are not allowed to drink before they are 18 years o

3、ld.(2). allow doing sth. 允许做某事doing sth be allowed某事被允许做eg: smoking is not allowed here.3. （1）.so+be/助动词/情态动词+主语 结构so+be/助动词/情态动词+主语 表示主语所做的动作与前者相同,在时态上要和前句保持一致. eg: -i like english very much. - so does marry.- my father is a teacher. - so is my mother.（2）.so+主语 结构+be/助动词/情态动词=me too.eg: -he likes e

4、nglish very much. - so do i.(3). neither/nor + be动词/助动词/情态动词+主语(前为否定) 表示与前面所述事实一致.he doesnt like oranges. neither do we.4.get/have + n./pron. + v-ed 叫/让/请别人做某事(即使谋事被做)例: i want to get my coat mended. 我要缝衣服.5.be strict with+人. be strict in+事物.例: the head teacher is strict with his students he is stri

5、ct in the work.6.the other day 前几天,不久前的一天.(用于过去时)8.volunteer n. 自愿者. v. volunteer to do sth. 自愿做例: we all volunteered to help in the old peoples home.我们都志愿到敬老院帮忙.9.chance 指侥幸的,偶尔的机会,还可表示“可能性”opportunity 指有利的时机,良机. 二者有时可以互换.have an opportunity /a chance to do sth 有做的机会.dont be too frustrated. youll h

6、ave another opportunity to go to college next year. 别太沮丧了,你还有上大学的机会.10. get in the way (of). 妨碍.例: he never gets in others way. 他从不妨碍别人.the bikes over there will get in the way of others. 自行车放在那里会妨碍别人的.11. be serious about 对热忠/极感兴趣.例: im serious about the problem.to tell you the truth, im not seriou

7、s about math at all.预习作业：一. 用所给动词的适当形式填空.1.we had an opportunity_(volunteer) at the local hospital.2.we all volunteered_(help)in the old peoples house.3. the other day, my friends and i_(talk)about the school rules.4.what school rules do you think should_(change). we should _(obey)the rules for midd

8、le school students. (should do sth.)5. we have nothing against_(run)6.he needs to spend time_(do)his homework. need to do sth.; spend time/money+ _ sth. 7. jim usually teaches me _(learn)english. (teach sb. sth; teach sb to do sth.)8. we just finished_(have) a rest. (have a rest ; finish +_ sth.)9.w

9、e succeeded in _(climb) the high mountain.二、单项选择（15分）1.i think students to go swimming in rivers.a. should allow b. should be allowed c. should be allow d. allow2. students should smoke?no, i dont think so.a. does you think b. you think c. do you think d. dont you think3.sixteen-year-olds arent at t

10、hat age.a. serious enough b. seriously enough c. enough serious d. enough seriously4.you buy the tv guide for next week, i have already bought a copy.a. mustntb. neednt to c. dont have tod. cant5.some new buildings for the farmers in the village every year.a. were built b. are built c. is builtd. wi

11、ll be built6.mr brown told emma to concentrate more her studies than her clothes.a. atb. inc. ond. about7.that would be a good way to your parentsa. keep; happyb. keep; sad c. let; happyd. let; sad8.bill often stays so he is often in class.a. down; sleep b. down; sad c. up; sleepd. up; sleepy9.my pa

12、rents wont allow me to watch tv i would like to.a. as many asb. as more as c. so more as d. as much as10.how are you your classmates, sally?very well.a. get along with b. getting long with c. get long with d. getting along with11.i went to visit new york moscow during the last summer vacation.a. a l

13、ot ofb. plenty of c. instead ofd. with12.spending too much time in playing computer games can schoolwork.a. get on the wayb. get in the wayc. get in the way ofd. get on the way of13.sally thinks parents should allow to drive.a. fifteen-years-oldsb. fifteen-years-oldc. fifteen-year-oldsd. fifteen-year-old三、完成句子1.i think teenagers go out with their friends every night.我认为应该青少年应该每天晚上和他们的朋友出去。3.i dont think twelve-year-olds should be allowed to .我认为12岁的孩子不应