二．重点语法 1. 辨析
invent; find; find out; discover invent“发明”，指通过劳动运用聪明才智“发明/创造”出以前从未存在过的新事物 例：Who invented the telephone?
find“找到、发现”，指找到或发现自己所需要的东西或丢失的东西，着重指找到的结果。例：I finally found my English book.
find out指经过研究或询问查明某事或真相。例：I've found you out at last. discover“发现”，表示“偶然”或“经过努力”发现客观存在的事物、真理或错误，即指发现原来客观存在但不为人所知的事物，也可表示发现已为人所知的事物的新的性质或用途。We soon discovered the truth． 我们很快就弄清了真相。 【练习】
( ) 1. People's Republic of China __ on October 1, 1949.A. found B. was founded C. is founded D. was found( )
2. English ____ in Canada. A. speaks B. are spoken C. is speaking D. is spoken( )
3 This English song __ by the girls after class. A. often sings B. often sang C.is often sang D.is often sung( )
4 This kind of car___ in Japan. A. makes B. made C. is making D. is made( )
5 Computers ___ all over the world. A. is used B. are using C. are used D. have used
Unit 7 Teenagers should be allowed to choose their own clothes.
一．重点短语
1. choose their own clothes选择自己的衣服 2. be serious about对…认真，严肃 3. care about担心
4. eight hours’ sleep八小时的睡眠 5. driver’s/driving license驾照 6. instead of doing sth代替做某事 7. wear uniforms穿校服
8. be good for对…有益 be bad for对…有害 9. a fifteen-year-old boy一个15岁的男孩 10. talk back回嘴，顶嘴 11. volunteer to do sth志愿做某事 12. make my own decision 做自己的决定 13. old people’s home养老院 14. the importance of …的重要性 15. make sure确保
16. a professional runner一个专业的赛跑者 17.keep…away from远离 get in the way of挡…路;妨碍 18. stay up 熬夜 19. a part-time job兼职
20. be strict with sb. 对某人严厉 be strict in sth对某事严厉 二．重点句型
1．She is a sixteen-year-old girl.=She is sixteen years old. 2. allow sb. to do sth. 允许某人做某事（主动语态） be allowed to do sth. 被允许做某事（被动语态）
Mother allows me to watch TV every night. LiLy is allowed to go to America. 3. get their ears pierced 穿耳洞 让/使（别人）做某事 get sth. done(过去分词) have sth. done I get my hair cut. == I have my hair cut.
4. enough 足够
形容词＋enough 如：beautiful enough 足够漂亮 enough＋名词 如：enough food 足够食物 enough…to 足够…去做…
例：I have enough money to go to Beijing. 我有足够的钱去北京。 She is old enough to go to school.她够大去读书了。 5.stop doing sth.停止正在做的事
Please stop speaking. stop to do sth. 停止下来去做另一件事 6. 系动词用法：系动词+adj
常用的系动词有：look, feel, be, become, get, turn, smell, taste, stay(保持), kept等。
连系动词除be和become等少数词可接名词作表语外，一般都是接形容词。She felt very tired. The grass turns green. 7. get in the way of 碍事，妨碍 如：
8表示“也”.also 用于句中 I also like apples. either用于否定句句末 I don’t like apples, either. too 用于肯定句句末 I like apples, too.
Unit 8 it must belong to Carla.
一．重点短语 1.be long to属于
2.listen to classical music听古典音乐 3.at school在学校 4.at the picnic在野餐 5.go to the concert去听音乐会 attend a concert参加音乐会 6. run for exercise跑步锻炼 7.catch a bus赶公共汽车
8.keep healthy保持健康 9.point out指出 10.pop music流行音乐 light music轻音乐 folk music民间音乐 country music乡村音乐 foreign music外国音乐 jazz爵士乐 rock摇滚乐
11. the rest of其余的人或物 12. have no idea不知道
13. not only…but also…不但…而且… 14. make noise(可数)吵闹
15.an ocean of许许多多、无穷无尽的 16. call the police 报警 17. get on 上车 get off 下车 二.重点语法
1. must, may, might, could, may, can’t+动词原形 表示推测，程度不同 must 一定,肯定(100%的可能性)
may, might, could有可能, 也许(20%－80%的可能性) can’t 不可能, 不会(可能性几乎为零)
2当play 指弹奏乐器时，常在乐器前用定冠词play the guitar play the piano play the violin
当play 指进行球类运动时，则不用定冠词 play football play basketball play baseball
3. try to do sth.尝试做某事
try/do one’s best to do sth. 尽某人的最大努力去做某事I try to climb the tree.
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