外研版八年级下册Module 4 Seeing the doctor Unit 3知识点梳理

★重点知识解析
1. 教材原句：I fell ill two days ago.
【归纳】fall ill 生病 fall 连系动词，意为：进入（某种状态），开始变得“
【例句】◆He fell ill as soon as he got to New York.
2. 教材原句：Stand up and do some exercise from time to time.
【归纳】from time to time 有时；不时；偶尔=sometimes/at times
【例句】◆I have classes at weekends from time to time.
3. 教材原句：…and I do not have anyone to talk with on the way!
【归纳】on the/one’s way to… 在……的路上
【注意】后+here/there/home等地点副词，不+to。
【拓展】与way相关的常用短语：
no way 决不；不行；没门儿
in a way 在某种程度上
in this way 用这种方式
lose one’s way 迷路
by the way 顺便说一下
in some ways 在某些方面
in the/sb.’s way 挡着……的路；妨碍
【例句】◆On my way home, I saw my friend.
4. 教材原句：Why not turn off the computer and TV and join a sports club
【归纳】 turn off 关闭
【反义】turn on 打开
【拓展】与turn相关的短语：
turn up 开大，调高（音量等）
turn down 关小，调低（音量等）
【辨析】turn off /on和close/open：turn off/on多指关闭。打开有开关的物体；close/open指关闭/打开门/窗等。
【例句】◆Turn off the lights when you leave the classroom.
5. 教材原句：Go with your friends so that you will still spend time together.
【归纳】so that 以便；目的是 引导目的状语从句，从句谓语常含有could/may/should/will等情态动词。
【例句】◆I studied very hard so that I could have a better future.
★重点语法解析
现在完成时（3）
●时间状语since/for…
（1） since+过去时间点/从句（从句为一般过去时）
（2）for+一段时间
【注意】
（1）以上两点可进行转换；
（2）提问需用how long；
【例句】
◆I have studied here for over ten years.=I have studied here since ten years ago.
◆She’s been Suzhou since 2021.
◆I have learnt about more than 5,000 English words since I went to college.
●谓语动词：常用延续性动词；非延续性动词不可和表示一段时间的状语连用，若连用需进行转化；
（1）非延续性动词—be+形容词/副词
begin/start—be on go there—be there
come back—be back come here—be here
die—be dead close—be closed
finish—be over marry-be married
leave—be away go to bed—be in bed
get out—be out return—be back
lose—be lost fall asleep—be asleep
fall ill—be ill
非延续性动词—意思相同的延续性动词
borrow—keep put on—wear/be on
become—be get to know—know
buy—have catch a cold—have a cold
receive--have go to sleep--sleep
【例句】◆She has been asleep for tow hours.