人教版八年级下册英语Unit 10 知识点语法归纳总结
Unit 10 I’ve had this bike for three years.
- 短语归纳
① have a yard sale 举办庭院拍卖会 ② more than 多于 ③ give away 赠送 ④ not … anymore/any longer 不再 ⑤ a couple of 一双；几个 ⑥ check out 察看；观察 ⑦ clear out 清理；丢掉 ⑧ grow up 长大 ⑨ no longer 不再；不复 ⑩ play with 和……玩耍，玩弄…… | ⑪ part with 放弃、交出（尤指不舍得的东西） ⑫ as for 至于；关于 ⑬ give up 放弃 ⑭ to be honest 说实在的 ⑮ even though 即使 ⑯ millions of 数百万 ⑰ search for 寻找 ⑱ according to 依据 ⑲ across from 在……对过 ⑳ close to 几乎；接近 |
- 典句必背
① How long have you had that bike over there? 你买那边的那辆自行车多长时间了? ② Because I’ve had it since I was a baby. 因为我还是个婴儿的时候就拥有它了。 ③ For example, he has owned a train and railway set since his fourth birthday, and he played with it almost every week until he was about seven. 比如，他从四岁生日起就拥有了火车和铁路套装玩具，他几乎每个星期都玩儿它，直到他七岁左右。 ④ ... but, to be honest,I have not played for a while now... 但是，说实在的，现在我已经有一段时间没玩了。 ⑤ Nowadays ,millions of Chinese leave the countryside search for work in the cities. 现在，数以百万计的中国人离开农村去城市里找工作。 ⑥ Many people like Zhong Wei regard with great interest how their hometowns have changed. 许多像钟伟一样的人都带着极大兴趣关注着他们的家乡发生了怎样的变化。 |
- 用法集萃
(1) How long have you had that bike over there? 你买那边的那辆自行车多长时间了?
本句是how long引导的特殊疑问句，时态是现在完成时，
结构是“How long+have/has+主语+过去分词+其他?”。
how long表示“多长时间”，对时间段进行提问。
例：—How long have you lived in Beijing?
—For ten years. 十年了。
辨析：how often, how soon, how long, how far
how often | 指“多久一次”，主要用来对频率进行提问。 答语通常是usually、sometimes等频度副词 以及once a week、twice a month等表示频度的短语。 | —How often do you visit your mother? 你多长时间看你妈妈一次? —Once a week. 一周一次。 |
how soon | 指“多久以后”，多用于一般将来时， 答语通常为“in+时间段”。 | —How soon will he be back? 他要多久才回来? —in an hour. 一个小时以后。 |
how long | 表示“多长时间”，主要对一段时间提问， 答语通常用“for+时间段”或“since+时间点”。 另外还可以表示某东西有多长。
| —How long have you been away from your hometown? 你离开家乡多久了? —For about five years. 大约5年了。 —How long is the Yellow River? 黄河有多长? —About5,464 km. 大约5,464千米。 |
how far | 指两地间的距离，意思是“多远”。
| —How far is it from here to the zoo? 从这里到动物园有多远? —It’s about 6 kilometers. 大约6千米。 |
(2) Because I’ve had it since I was a baby. 因为我还是个婴儿的时候就拥有它了。
since是连词，意为“自从；...以来”，
引导时间状语从句，从句多用一般过去时，主句多用现在完成时。
例：He has skated for quite some time since we came here. 自从我们来到这儿，他已经滑冰很长时间了。
She has been living a hard life since her husband died. 自从她丈夫死后，她一直过着艰苦的生活。
拓展 since还可以用作介词，后接名词或名词短语。
例：He’s been off work since Tuesday. 自星期二以来他一直没上班。
