Unit 10
If you go to the party, you’ll have a great time!
Section A
Period 2 (3a-3c)
sing a song
dance
play the guitar
eat food
chat with friends
3a
Fill in the blanks with the correct forms of the verbs in brackets.
Dear Su Mei,
I don’t _______ (know) what to ______ (do) about going to Mike’s birthday party tomorrow night. My parents _______ (think) I should study for my English exam next week. If I ______ (go) to the party, they ________(be) upset. Mike ______ (tell) us to wear nice clothes, but I don’t ______(have) any. If I _______ (wear) jeans, I ______ (look)
know
do
think
go
will be
told
have
wear
will look
the worst. Also, I’m not sure how to ______ (go) to the party. If I _______(walk), it ______ (take) me too long. If I _______ (take) the taxi, it _______(be) too expensive. Can you give me some advice please?
Tina
go
walk
will take
take
will be
What will you do if you go to …?
Report
visit old people’s home
clean up in the school
children’s hospital
A: What will you do if you go to visit the old people’s home?
B: If I go there, I’ll bring them some flowers.
Example
3b
Complete the sentences using your own ideas.
1. If I get up late tomorrow, _______________
2. If I don’t finish my homework, __________
3. If I don’t get enough exercise, ___________
4. I will not have enough time to study if _______________________________________
5. I will not make any friends if ____________
3c
Write a story with your group on a piece of paper. The first person begins the story with “I think I will …” The others add sentences with “if ”. Pass the paper around twice. Then read the story.
I think I will go to the movies tonight. If I go
to the movies, I won’t finish my homework.
If I don’t finish my homework …
if 引导的条件状语从句，表示对未来的一种假设，可位于主句之前或之后。在if 引导的条件状语从句中，若主句用一般将来时，从句要用一般现在时表示将来。如：
She will come if you invite her.
如果你请她，她会来的。
Grammar
在when, as soon as, after, before 等引导的时间状语从句中，如果主句为一般将来时，从句要用一般现在时表示将来。如：
I will call you as soon as I reach Canada.
我一到加拿大就给你打电话。
从句
主句
主句
从句
（一般现在时）
（一般将来时）
（一般现在时）
（一般将来时）
主将从现
If you do, you’ll be late.
You’ll be late if you do.
if 条件状语从句
if 条件句不一般，几个要点记心间；
条件句，放在前，逗号要居中间；
条件句表可能，主句多用将来时；
条件句表事实，主句常用现在时。
有关if条件状语从句的口诀
play the guitar
sing a song
watch TV
play computer
eat food
play sports
dance
A: If you are
happy, what will
you do?
B: If I’m happy,
I will …
If you touch it, it will …
cry
angry
exercise
smile
What will happen if I touch (触摸) it?
A game
If he _____ (go) to the movies, he won’t finish his work.
If I _________ (become) a doctor, I can help others.
If we _______ (have ) time, we will go to the park tomorrow.
If you ______ (shout) at the party, you __________ (have) to leave.
If it ____________ (not rain), he _______ (go) sightseeing.
doesn’t rain
will go
用所给词的适当形式填空：
goes
become
have
shout
will have
1. --- Did they _____ a great time yesterday ?
--- Yes. They enjoyed ________.
A. have; them B. had; they
C. have; themselves D. take; myself
2. My parents will take us to the zoo if it ______ next Sunday.
A. won’t rain B. will rain
C. rains D. doesn’t rain
3. I think my mother ________ if she _______ free tomorrow.
A. will come; is B. comes; is
C. comes; will be D. will come; will be
4. If she likes it, she _______ it soon.
A. read B. reads
C. will read D. reading
5. If I ____ much money in the future, I will travel all over the world.
A. have B. has
C. having D. will have
6. If you play computer games on weekdays, you _______ tired.
A. are B. will C. be D. will be
单项填空
Mrs. Black will come to help us if she ________ too busy tomorrow.
A. is B. will be
C. won’t D. isn’t
答案：选 D
题意：如果布莱克夫人明天不是很忙的话，她会来帮助我们。在if引导的条件状语从句中，若主句用一般将来时，从句要用一般现在时表示将来。根据题意可知选 D。
He will go out with you after he _______ his homework.
A. finishes B. will finish
C. is finishing D. finish
答案：A 在after 引导的时间状语从句中，主句用一般将来时，从句用一般现在时表示将来；he为第三人称单数，故选A。
【2011北京】 I will send you an e-mail as soon as I ______ in Canada.
　　A. arrive B. arrived
C. am arriving D. will arrive
【解析】考查点：本题考查状语从句的时态的用法。当主句是将来时态时，状语从句用一般时态来代替将来时，所以选择答案A。
【2011陕西】If there ______ no buying and selling of animals, there ______ no killing in nature.
　　A. is; will be B. will be; will be
C. is; is D. will be; is
【解析】考查点：本题考查if引导的状语从句的时态。if 意为“如果”，引导条件状语从句，主将从现。故选A。
【解析】考查 if 引导的条件状语从句。当主句是一般将来时，if引导的条件状语从句应该用一般现在时。句意为“如果这个星期天不下雨的话，我们进行野餐”。故选B。
【2012福建福州】 — We'll go for a picnic if it _______ this Sunday.
— Wish you a lovely weekend.
A. rain B. doesn't rain
C. won't rain
【2012四川雅安市】 If a polar bear_____, it _____ fish from the water.
A. will be hungry; catches
B. is hungry; will catch
C. is going to be hungry; catches
D. is hungry; won’t catch
【答案】B
Look at the video and try to sing with it.