Unit 9 My favorite subject is science. Section B (2a-2c) 课件（13张PPT）

课件13张PPT。Unit 9My favorite subject is science.The Fourth Period
Section B (2a-2c)Warming upPractice the conversation with your partner.
A: Xiao Hong,what’s your favorite subject?
B: My favorite subject is...
A: Why do you like...?
B: Because it’s...2a What do you think of these subjects? Write a description for each one.relaxing2b Read the following letter. Underline the subjects Yu Mei likes. Circle the subjects she doesn't like. Are Yu Mei's ideas the same as yours?Dear Jenny,
I am very busy on Friday.At 8:00 I have math. It is not fun.
The teacher says it is useful,but I think it is difficult. Then
at 9:00 I have science. It is difficult but interesting. At 10:00
I have history. After that,I have P.E. at 11:00. It is easy and
fun. Lunch is from 12:00 to 1:00,and after that we have Chinese. It is my favorite subject. Our Chinese teacher,Mrs. Wang, is great fun. My classes sinish at 1:50,but after that I have an art lesson for two hours. It is really relaxing!
How about you? When are your classes? What is your favorite subject?
Your friend,
Yu Mei2c Complete Yu Mei's schedule with the information in 2b.mathsciencehistoryP.E.lunchChineseart lessonLanguage points1.I am very busy on Friday.我星期五非常忙。（教材第53页）
此处介词on用于表示星期的名词前，表示“在星期几”，也可用于星期几的上午、下午或晚上前。但如果表示星期的名词前有this/that/next/ last等修饰词时，其前就不再用on。
如：on Friday morning 在星期五早晨
Please come to my home this Saturday.Language points2.The teacher says it is useful.老师说它很有用。（教材第53页）
（1）该句为一个宾语从句，由引导词that引导，此处that省略了，在英语口语中that常省略。类似的句子有：
I think it is difficult.
（2）useful adj. 有用的，有益的。
【拓展】涉及不定冠词a/an,应用“a”。
如：a useful book一本有用的书Language points3.from...to...从……到……
from...to...属于介词短语。
如：from one to thirty从1到30
4.辨析Mr.,Miss与Mrs.
Mr.(先生)，Miss(小姐)和Mrs.(夫人)均用于姓氏前。Mr.+男子姓。
Mrs.用来称呼已婚女子，Mrs.+丈夫姓。
此外，人们还常用 Ms(女士)来形容婚姻状况不明的女子。Language points5.My classes finish at 1:50，but after that I have an art lesson for two hours.我们在1:50上课结束，但是在那之后，我上两个小时的艺术课。(教材第53页)
（1）finish完成，结束
常用于finish sth.或finish doing sth.结构中。
They finish their lunch at 13:00.他们13点吃完午饭。
（2）after是介词，意为“在……之后”。
如：after class下课之后
（3）介词for+一段时间，表示持续多长时间。
I have an English lesson for an hour.
（4）have an art lesson上艺术课Exercise一、从方框中选择介词填空。

1.She has breakfast __________ 6:30.
2.__________ class,we have lunch at 12:00.
3.I play computer games __________ Sunday.
4.We have class __________ 8:00 __________ 11:00 in the morning.
5.On Saturday,we play soccer _________ half an hour(半小时). at from...to... on after foratAfteronfrom tofor二、单项选择。
1.Are you busy _________ Saturday?
A.in B.on C.at
2.Math is difficult _________ interesting.
A.because B.and C.but
3.We _________ English on Monday,Tuesday and Thursday.
A.want B.have C.go
4.We _________ our classes _________ 5:00 P.M.
A.go;in B.finish;at C.need;on
5.The teacher _________ geography is _________.
A.say;use B.say;useful C.says;usefulBCBBCHomework1.Make sentences using the key phrases.
2.Try to recite 2b.Thank you!