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人教版八年级上册
Section A2d&Grammar Focus
精选公开课
Unit 9 Can you come to my party
学习掌握下列词汇： until, hang, hang out, catch,invite, accept, refuse,not...until...
进一步学习用情态动词can表达邀请；运用情态动词have to, must, might等有礼貌地说明拒绝他人邀请的理由。
掌握情态动词can, must, have to, might的用法。
学会有礼貌地邀请别人以及回答别人的邀请的方式。理解“义务”涵义，学会承担自己应尽的义务，能够在班级以及社会生活中担当一定的责任。
Learning objectives
1. What did the girl say to invite her friend to the party
2. How to accept the invitation
3. How to refuse the invitation
Watch a video
Warming-up
1. What did the girl say to invite her friend to the party
2. How to accept the invitation
3. How to refuse/turn down the invitation
Answer the questions
“Would you like to come to my birthday party ”
“Of course, I’d love to. ”
“I’d love to, but I can’t. I already have other plans for Sunday.”
It’s a good idea to say it politely.
Sure, I’d love/like to....
Of course I can.
That sounds great!
Sure,thanks for asking.
Sure,thanks for your invitation.
How to accept an
invitation
How to refuse an invitation
Sorry, I can’t. I have to/must…
I’d love to, but I have to/must…
Sorry, I‘m not free. I might have to...
I’m afraid not.I have to...
How to make an invitation
Can/Could you come to my party
Would you like to come to my party
Revision:
Christmas Party
Time: 7:30 pm
Friday, December 25
Is it a big party or a small party
A: Can you come to the party
B: Sure , I'd love to .
Can you come to the party
C: I'm sorry , I can't .
I have to / must /might have to...
Can you come to the party
D:....
E: ….
......
Use different answers.
Play a game:
Train game
What are Jeff and Nick doing
They are going bike riding.
Jeff is going to invite Nick to his house on Saturday.
New drills:
1.Can Nick come to Jeff’s house on Saturday
2.What did he say to show politeness
No,he can’t.
Jeff is also going to have a party at his house on Saturday.
“I’d love to come,
but I ’m afraid I can’t”
Listen and find out:
1. Why can’t Nick come to Jeff’s house
2. What did Jeff and his cousin do last fall
3. When is Sam leaving
4.Can Nick hang out with Jeff on Monday night
Because he must prepare for an exam on Monday.
They went bike riding together.
He isn’t leaving until next Wednesday.
Yes,he can.
Read the conversation and answer the questions.
Jeff: Hey, Nick, can you come to my house on Saturday
My cousin Sam from Xi’an is going to be here.
Nick: Oh, Sam! I remember we went bike riding together
last fall when he visited you.
Jeff: Yes, that’s right.
Nick: I’d love to come, but I’m afraid I can’t.
I have an exam on Monday so I must prepare for it.
Jeff: That’s really too bad! Oh, but Sam isn’t leaving until next Wednesday.
Can you hang out with us on Monday night
Nick: Sure! Catch you on Monday!
骑自行车
恐怕
有考试
准备
与某人闲逛
周一见
Listen and repeat.
2d
prep. 到……时；直到……为止
Point
1. Oh, but Sam isn’t leaving until next Wednesday.
①与延续性动词连用，表示动作或状态一直持续到某时为止。
I watched TV until 11 o’clock last night.
I didn’t go to sleep until 11 o’clock last night.
我昨晚一直看电视直到11点。
我昨晚直到11点才去睡觉。
②与短暂性动词连用，常用于否定句，与not构成not … until结构，表示“直到……才”。
They try again and again until they succeed.
他们一遍遍地尝试，直到成功为止
We have to wait until the light turns green.
他们不得不等绿灯亮起
Stay here until the danger has passed.
直到危险过去前，待在这。
until 作连词，表示动作、状态一直延续到另一动作或状态出现。
2. Can you hang out with us on Monday night
闲逛， 去某处
Point
He spent a couple of days hanging out with his old friends.
规则的绞死，不规则的挂
I hung the picture on the wall.
我把这幅画挂在了墙上。
He was hanged during the war.
战争期间他被绞死了。
3. Catch you on Monday.
v. 及时赶上；接住；抓住
Point
caught 过去式
Be quick, or we’ll fail to catch the school bus.
Can you catch the ball in one hand
v. 感染上
Point
catch a cold 感 冒
catch的相关短语：
catch up with 跟上，赶上 catch one’s eye 引起某人注意
Jeff’s _______ Sam _____ Xi’an is going to visit him on Saturday. Jeff and his friend Nick _____ bike riding together last fall when Sam came. But this Saturday Nick _____ come to Jeff’s house because he ____ _______ ____ an exam on Monday. Luckily, Sam isn’t leaving ______ next Wednesday. Nick can ______ them on Monday and then _____ ____ together on Monday night.
cousin
from
went
can’t
must
until
catch
hang out
prepare for
Consolidation
Fill in the blanks according to the conversation.
Hey, Nick, can you ... My cousin ....
Oh, Sam! I remember ....
......
......
Role play
Role-play the conversation.
根据课本内容，完成下列句子。
1. 星期六你能来我的聚会吗？
____ you _____ to my party on Saturday
2. 当然，我乐意去。Sure. ____ ____ ___.
3. 对不起，我必须为数学考试而学习。
Sorry, I _____ ______ ____ a math test.
4. 明天晚上你能去看电影吗？
____ you ____ to the movies __________ night
5. 当然可以，听起来很棒。
_____, that _______ _____.
6. 恐怕不行，我得了流感。
I’m ______ not. I have the ____.
I’d love to
Can come
must study for
Can go
tomorrow
Sure sounds great
afraid flu
Practice
7. 他能去聚会吗？ ____ he ___ to the party
8. 不能。他得帮助他的父母。
No, he _____. He _____ to help his parents.
9. 她能参加棒球比赛吗？
____ she go to the baseball ______
10. 不，她没有空。她必须去看医生。
No, she’s ____ _________. She ______ ___ to the _______.
11. 他们能去看电影吗 ____ they ____ to the _______
12. 不，他们没有空。他们可能必须去见朋友。
No, they’re not ____. They _____ _____
___ meet their ________.
Can game
Can go
can’t has
not available must go
doctor
to friends
Can go
free might have
movies
can是一个常见的情态动词，表示说话人的
语气或情态，基本意思是“能；会”。它没有人称和数的变化，在句子中不能单独作谓语，其后必须跟实义动词原形。
Summary
can可以表示邀请。表示邀请时，could比can更礼貌、更委婉。同时，can还有其他用法。
1. My brother can swim but I can’t.
表能力，“能够；会”
2. Can I read your new book
表许可，“可以；能够”
3. The book can’t be Jack’s because his is blue.
表推测，常用于否定“不可能”或者疑问句“可能”
Watch and sum up
1. I can speak English.（ ）
2. Jim can drive but I can’t.（ ）
3. Can I have a cup of tea, please （ ）
4. You can go out.（ ）
5. Who sent the gift Can it be your brother （ ）
— It can’t be my brother. He is still in France.（ ）
6. Can you come to my party （ ）
许可 邀请 推测 能力
能力
能力
许可
许可
推测
推测
邀请
Summary
情态动词有：may/might, can/could, must, have to, shall/should, will/would, need等。
不能独立作谓语，只能和动词原形一起构成谓语
没有人称和数的变化。 (have to除外)
否定形式：在其之后加not (have to除外)。
疑问形式：情态动词提到主语之前 (have to 除外)。
can/may
eg：You may/can sit here.你可以坐在这。
Can/May I sit here 我可以坐这里吗？
(may更加委婉)
都可表示“许可” 。may用于较正式、客气的场合，而can比较随便口语化。
May/Can I/we… 表示征询对方许可。
may/might
情态动词 含义及用法 例句
may/ might 可能 可以 Might I ask you a question
The report says that it might rain．
He said he might come tomorrow.
表示请求，许可，意为“可以”，语气比may更委婉。
表示推测，意为“可能”，语气较委婉，可能性低于may。
may的过去式, 意为“可能”
have to的意思是“必须、不得不”强调由于客观
原因而必须做某事。性质如下：
have to
have to 后接动词原形；
have to有人称、数和时态的变化；
第三人称单数形式为has to,过去式是had to；
疑问形式和否定形式要借助于助动词do, does或did
1.Tom has to go home on foot.
否定句______________________________
疑问句______________________________
肯/否定回答__________________________
Tom doesn’t have to go home on foot .
Does Tom have to go home on foot
Yes,he does. / No, he doesn’t.
Practice
Practice
2. Lily had to go home on foot last night.
否定句______________________________
疑问句______________________________
肯/否定回答__________________________
Lily didn’t have to go home on foot last night.
Did Lily have to go home on foot last night
Yes, she did. /No, she didn’t.
must“必须” 没有人称和数的变化。
must
否定 needn’t/don’t have to 不必
We must arrive home before 10.
否定句______________________________
疑问句______________________________
肯/否定回答__________________________
We needn’t(don’t have to) arrive home before 10.
Must you arrive home before 10
Yes, we must.
No, we needn’t/ don’t have to.
mustn’t 表示禁止语气强烈。
must/have to
情态动词 含义及用法 例句
must have to I must study hard to get good grades.
The TV doesn’t work,we have to buy a new one.
主观上的“必须”
客观需要，即“不得不”
3a
Complete the answers with might and one of the phrases in the box.
watch TV on the weekend my cousin
visit my grandparents practice the violin
1. A: What are you going to do on Saturday
B: I’m not sure. I might _____________________
2. A: What are you planning to do after school
B: I don’t know. _________________
visit my grandparents.
I might watch TV.
3. A: When will you finish the science homework
B: _____________________________________________
4. A: Who are you going to the movies with
B:______________________________________________
5. A: Are you free to come to my place on Saturday
B: ______________________________________________
I don’t know. I might finish it on the weekend.
I’m not sure. I might be going with my cousin.
I’m not sure. I might have to practice the violin.
3b
Complete the sentences below. Use the words in brackets to help you.
Inviting: _________________________________(can / play tennis)
Accepting: _____________________________________________ 2. Inviting: ______________________________________ (would
like to / go to the movies)
Refusing: ______________________________________________
Reason: __________________________________(might have to)
Can you play tennis on Saturday
Sure. That sounds great.
Would you like to go to the movies on Friday
Sorry, I’m not available.
I might have to go out with my parents.
3. Inviting: _______________________________
(can/hang out with us tonight)
Refusing: ________________________________
Reason: ________________________________ (must)
4. Inviting: _____________________________________
( would like to / come to my birthday party)
Accepting: _______________________________
Can you hang out with us tonight
Sorry, I’m not free.
I must study for a test.
Would you like to come to my birthday party
Sure,I’d love to.
辨析 accept与receive
accept意为“接受”，强调主观接受。
receive意为“收到；接到”，强调客观收到，但并不意味着同意接受。
从搭配上说，在表示“接受教育、受到欢迎、得到支持、接待客人”等时，通常用receive。
Language points
活学活用：1) Lily ________ a warm welcome when she went into the classroom.2) Yesterday, Jack ________ an invitation from Mark and ________ it happily.
accept v．接受
received
received
accepted
常用搭配：refuse sb./sth.拒绝某人/某事；
refuse to do sth.拒绝做某事。
refuse v. 拒绝。（与accept互为反义词。）
Language points
活学活用：请将下列汉语句子译成英语。
1) 我拒绝了王丽的邀请。
______________________________________
2) 你最好不要拒绝帮助别人。
______________________________________
I refused Wang Li’s invitation.
You’d better not refuse to help others.
3c
Write down everything you have to do next week. Choose a day and time to have a party. Then invite classmates to your party.
A: Can you come to my party
B: When is it
A: Next week, on Thursday night.
B: I’m sorry. I have to study for a math test.
MON.
TUE.
WED.
THUR.
FRI.
SAT.
SUN.
go to the movies at night
visit my grandpa in the afternoon
look after my sister in the evening
prepare for the chess game at night
study for a test all day
谢谢
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