Unit 1 Can you play the guitar?四种“花费”的用法及辨析 教案

教学课题：四种“花费”的用法及辨析
一．教学目标
①掌握四钟“花费”的意思
②区分四钟“花费”的用法
③掌握四钟“花费”的用法
二．重点难点
四种“花费”的具体意思，虽都有花费之意，但主语有所不同，使用方法也有所不同。
教学方法：讲授法，任务型教学法，多媒体教学
四．教学过程
（一）人作主语
1.pay：支付：花费···钱
Sb. Pay money for sth. 某人为某物支付多少钱
Eg：Tom花了15元买了这本字典。
Tom paid 15 yuan for the dictionary.
2.spend:花费钱或时间
①sb. Spend time/money on sth.
在···上花费时间/金钱
1. Eg我花了100元买这辆自行车。
I spent 100 yuan on this bike.
②sb.spend time/money (in) doing sth.
花费时间金钱做某事
Eg.Lily花费了10元买这支钢笔。
Lily spent ten yuan (in) buying this pen.
（二）物作主语
Cost:花费(钱)
Sth.+cost+sb.+money.某物花费某人多少钱
Eg.这台电脑花了我3000元。
The computer cost me 3000 yuan.
Eg. 这些书花了我10元。
These books cost me 10 yuan.
Take：花费（时间）主语通常是It
It+takes+sb.+time+to do sth.
做某事花了某人多少时间
Eg.做完家庭作业花费我三个小时。
It took me three hours to finish my homework.
Eg.打扫房间花费了他半个小时。
It took his half an hour to clean his room.
（三）Summary
四个花费的“异同”
相同点：均表示花费
不同：侧重点不同，主语不同：过去式不同
五．练习
ExercisesⅠ 用多种方式翻译转换下列句子
这件新夹克花费了我150元。
①I spent 150 yuan on the new jacket./(in) buying the new jacket.
②The new jacket cost me 150 yuan.
③I paid 150 yuan for the new jacket.
我花了一个小时弹钢琴。
①I spent one hour (in) playing the piano.
②It took me one hour to play the piano.
ExercisesⅡ
1. They spend too much time_______ the report。
A.writing B. to write C. on writing D. write
2._Will you please_____for my dinner,Peter
_Sure!
A.take B.pay C.cost D. take
3.It will _____me too much time to read the book.
A.take B.cost C.spend D.pay
4.This science book______me a great amount of money.
A.took B.cost C. used D.spend
5.It____ me half an hour to find the boy.