Unit 5 What were you doing when the rainstorm came第1课时考点讲解 （19张PPT）

Unit 5 What were you doing when the rainstorm came?
R·八年级下册
第一课时
Why are you so late?
My alarm didn’t go off so I woke up late.
Language points
1. go off （闹钟）发出声响
我的闹钟不能发出响声，它坏了。
My alarm can’t go off and it doesn’t work.
一、go off 的用法
go off 的其他用法：
2. 意为“离开”。
He went off in a great hurry.
3. 意为“（食物、饮料）变质；变坏”。
这杯牛奶变质了。
他非常匆忙地离开了。
This cup of milk goes off.
3. 意为“爆炸；开火”。
炸弹爆炸了，炸死了三个人。
4. 意为“(灯)熄灭；停(电)”。
如果房间里没人，灯会熄灭。
The bomb went off, killing three people.
Lights will go off if no one is in the room.
? ? ? ? ?
? ? ? ? ?
I ran to the bus stop but I still missed the bus.
Be quick, or you will miss the early bus.
快点儿，否则你会错过早班车的。
She will miss him when he leaves.
他走了以后，她会想念他的。
miss to do 忘了去做某事（还没做）
miss doing 忘了做过某事
二、miss的用法
I was waiting for the bus when it began to rain heavily.
1. begin意为“开始”，后接to do/ doing，
可与start互换。
过去式、过去分词和现在分词分别为began, begun, beginning。
三、begin的用法
begin
begin to do/doing sth.
开始做某事
to begin with
首先；起初
2. begin的常见用法有：
begin with
以……开始
At the age of 12, he began to write his own book.
The party began with a game.
To begin with, you should plant a small seed.
? ? ? ?
? ? ? ?
? ? ? ? ? ?
1. rain 作动词时，意为“下雨”；
作名词时，意为“雨”。
搭配：heavy rain 大雨
light rain小雨
注意：不能用large或small来表达。
四、下雨的表达
2. heavily是heavy的副词形式，意为“在很大程度上；大量地”，相当于hard。

Why don't you call me to wake me up?
I called at seven and you didn’t pick up.
1. I called at seven and you didn’t pick up.
pick up 此处意为“接电话”，相当于
pick up the phone。
你能帮我接下电话吗？
Could you please pick up the phone for me?
五、pick up的用法
2. Pick the pen up, please. 请把钢笔捡起来。
3. Will you pick me up at my house?
你可以到我家来接我吗？
4. They were picking up the skills quickly.
他们正很快地掌握技术。
捡起来
开车接人
学到；获得
pick up 还有以下含义：
Practice
The boss was late for the meeting because his alarm clock didn’t ______ .
A. go off B. go out C. go on
Summary
Key words: alarm begin heavily
suddenly strange
Phrases: go off pick up at the time of
wake up be busy doing
take a hot shower so many
Thanks