Unit4 Grammer[上学期]

课件23张PPT。Unit 4 A charity show Grammar (I)Designed by Main task:
Task1: To use because to give a reason for sth.
Task2: To use because of to give a reason for sth.
Task3: To show result with so .
Task4: To use hope and wish correctlybecause & because ofCompare the following sentences:He didn’t finish homework because he watched TV .
He didn’t finish homework because of watching TV.He was late for school because it rained heavily.
He was late for school because of the rain.What result have you got from the sentences?(1) because + a clause of reason
(2) because of + Noun./Pronoun /Ving1.because是连词,意思是 “因为”引导原因状语从句，
即because＋从句，because从句一般放于全句后半部分，但有时为了强调原因，也可置于句首．Model:
1.Lucy was late __________she got up very late.
2.Andy didn’t play football _____ he had much homework to do.
3.Why are you so worried?
______my dog is lost.becausebecauseBecauseDo you know?because+从句
Check your memory about the charity :
Why did Ricky work so hard?
2.Why was Ricky tired?
Ricky worked so hard because he wanted the
show to be a success.Ricky was very tired because he worked
very hard.Have a try! Go!Exercises on Page 64.3.Why did the performers practice a lot before the show?
4.Why did Ricky use a microphone?
5.Why do people donate money to Project Green Hope?
The performers practised a lot before the show because they wanted the show to be good.Ricky used a microphone because he wanted the audience to hear him.Ricky was very tired because he worked very hard.6.Why did the audience clap at the end of the show?
7. Why did Ricky help with the charity show?
8. Why couldn’t Ricky sleep the night before the show?The audience clapped at the end of the show because they enjoyed the show very much.Because he wanted to raise money for Project Green Hope.Because he was too excited.Do you know?because of 是介词短语，后接名词，宾格或动词的ing形式.Model:
1.He failed in the exam ________playing computer
games too much.(动词ing)
2.He had to stay at home _______the strong wind.
（名词）
3.He began to like English _______ her.（宾格）because ofbecause ofbecause of
The fans made a lot of noise/the pop stars
Lots of people knew about the show/the ad.
Ricky was really busy/lots of practice
We couldn’t go to the show/the exams
The fans made a lot of noise because of the pop stars.Lots of people knew about the show because of the ad.Ricky was really busy because of lots of practice.We couldn’t go to the show because of the exams.Test yourself ! Do Exercises on Page 65 B1Believe yourself!
David didn’t go to school yesterday __________________ his cold.
I didn’t to to school yesterday ________ I had a cold.
The football game is cancelled today ___________ the sandstorm.
There was a traffic jam in Xuanwu District ____________ a car accident.
A lot of people were trapped in the airport ___________ the bad weather.because ofbecausebecause ofbecause ofbecause ofbecause & because of
Why was Ricky nervous?
2.Why did Ricky have to speak loudly?He was also very nervous
because there were the TV cameras.because of the TV cameras.He had to speak loudly
because there was noise.because of the noise.because because ofDo you know?(1)so的意思为“所以” “因此”，是用来表示结果的连词，
so的前面有无逗号皆可．(2)so是连词，用于连接前后两个并列分句，即使两个分句
主语相同时，后面分句的主语也不能省去．(3)表达“因为…所以…”时，because与so不能同时使用，
两词只能用其中的一个. “…because…”或”…so…”Showing results with soBecause there was a lot of work to do , I was very busy.
There was a lot of work to do so I was very busy. (L4)
2. Because we want to raise money for charity , we are organizing a show.
We want to raise money for charity so we are organizing a show.
Because we want to raise money for charity , we are organizing a show.
We want to raise money for charity so we are organizing a show.
2. We will hold a meeting next week because we must make some decisions.
We must make some decisions so We will hold a meeting next week Exercises on Page 66.3. We will hold the show indoors because the weather might be bad.
The weather might be bad so we will hold the show indoors.
4. We will need a lot of people because there is a lot of work to do.
There is a lot of work to do so we will need a lot of people.Could you help me?Because he got up very late ,so he was late
for school.Because he got up very late , he was late
for school.He got up very late ,so he was late
for school.表达“因为…所以…”时，because与so不能同时使用，
两词只能用其中的一个. “…because…”或”…so…”
Do you know?（1） hope的用法a. hope后接动词不定式。即：hope to do sth.
希望做某事。b. hope后可以接宾语从句从句的时态一般用一般现在时
或一般将来时。其从句所表达的愿望估计能够实现。
c. hope后不加复合宾语，既没有 hope sb. to do sth.
建议改成 hope+从句。Do you know?（2）wish的用法：a. wish sb. to do sth.b. wish to do sth. c. wish sb.+名词 /形容词 (表祝福）（1）名词 a. best wishes for/to sb.
b. a card with best wishes
c make wishes(2)动词d. wish+从句注意：wish后接宾语从句。常用于表达难以实现或
不可实现的愿望，因此，wish后所接宾语从句使用
虚拟语气。a.如果表达的愿望与现在事实相反或无法实现，宾语从句
的谓语动词用过去式。be动词用were形式b.如果表达的愿望与将来事实相反或无法实现，宾语从句
的谓语动词多用would+动词.
c.如果表达的愿望与过去事实相反，宾语从句
使用过去完成时，既：had+过去分词.
Practice:
I ______ you a nice weekend.
I’m sorry I can’t finish the work. I ______ you can help me with it.
I _______ we could live under the sea with my family.
I ______ you good luck in your final examination.
I _______ you can pay attention to your English study.wishhopewishwishhope1.I wish I__________ (be) the president of our
country.
2.He wishes he _________(can) fly like a bird.
3.We wish that we _______(will) fly to the moon
one day .
4.I wish I______ (know) the answer two days
before.
5.I hope that you _____ (pass) the exam.
6.He hopes that they can get the chance.
He______ ____ _____get the chance.werecouldwouldhad knownwill passwishes them toTest yourself Thank you !
Have a nice day !Goodbye!