1. go off
【感知】
» First, my alarm clock didn't go off, so I woke up late and had to rush to the bus stop.教材第49页先是闹钟没响,因此我起床晚了,只好匆匆奔向公交站。
» He went off early this morning.
他今天早上很早就出发了。
» Meat goes off quickly in hot weather.
肉类在炎热的天气很快变坏。
» While we were there, the light went off suddenly.
我们在那里的时候,灯突然熄灭了。
【探究】
go off 的不同含义:
①警报器等发出响声
②
③食物、饮料变质,变坏
④
【应用】
完成句子
①昨晚为什么火灾报警器突然响了?
Why did the fire alarm suddenly
last night?
②你们不可以单独离开。
You mustn't on your own.

[探究]②离开;动身
④(电)断掉;(灯)熄灭
[应用]①go off ②go off

2. review
【感知】
» I had a test that morning, so I was reviewing my notes while I was waiting for my bus.教材第49页那天上午要考试,所以我一边等公交车一边复习笔记。
» We'd better make a plan for the review.
我们最好为复习制订一个计划。
【探究】
review可作动词,意为"复习;回顾;复查";还可作名词,意为"回顾;审查"。
【应用】
完成句子
①及时复习你的功课是一个好习惯。
It's a good habit to
in time.
②在考试之前,我们快速回顾了关键句子。
Before the exam, we had a
of the key sentences.

[应用]①review your lessons
②quick review

主题写作·迁移
任务情境
假定你是李华,你所在的城市于昨天中午发生了地震,几位同学正在讲述他们的经历。请根据下面的提示写一篇100词左右的英语短文,在今天的英语课上向大家简要介绍地震情况并叙述地震发生时几位同学正在做的事情。
① Kate: do homework, look for her little brother;
②Andy: a noon break, bed, shake摇晃, get out;
③Bob: play basketball, stop, safe place;
④Lisa: shop, things fall down, run out
思路点拨
1. 人称:第三人称为主
2. 时态:一般过去时和过去进行时
3. 结构:

素材积累
1. 主题词块
①做家务
②作准备
③在那时
④使减速
⑤一……就……
⑥在台风期间
⑦警报器等发出响声
⑧突然;猛地
⑨到……的时候
⑩上气不接下气
⑪因此
2. 句型仿写
①... when we got home later, we found water everywhere.教材p.44 3a
句型:when引导的时间状语从句
仿写:事件发生时,凯特正在做作业。

②It was raining hard while we were driving back.教材p.44 3a
句型:while引导的时间状语从句
仿写:莉萨正在超市购物时,发现货架上的所有东西都掉了下来。

连句成篇

【素材积累】
1. 主题词块
①do chores ②make preparations
③at that time ④slow down
⑤as soon as ⑥during the typhoon
⑦go off ⑧all of a sudden
⑨by the time ⑩out of breath
⑪as a result
2. 句型仿写
①When it happened, Kate was doing her
homework.
②While Lisa was shopping in a supermarket,
she found everything falling down from the
shelves.
【连句成篇】
Yesterday a big earthquake hit our city.
The earthquake caused much damage to our
city and many tall buildings were badly
destroyed.
When it happened, Kate was doing her
homework. Then she went to look for her
little brother everywhere. Luckily, she
found him at last. Andy was having a noon
break on his bed. All of a sudden, he felt the
house was shaking, so he got out quickly.
Bob was playing basketball at that time. So
he stopped at once and ran to a safe place.
While Lisa was shopping in a supermarket,
she found everything falling down from the
shelves. She ran out of the supermarket right
away.
What an unusual experience we had!