Unit 1 Dream homes第4课时示范公开课教学设计【七年级英语下册(译林版)】

Unit 1 Dream homes
Grammar
教学设计
一、教学目标
1. New words and phrases: zero, hundred, thousand, million, foot, square, metre, area, over,
square metre, in size, have an area of
2. New structures: The CN Tower is 1,815 feet tall.
Women’s Day is on the eighth of March.
He is always the first to come to school in our class.
3. Learn about cardinal numbers and ordinal numbers;
4. Use cardinal numbers to describe numbers, sizes, etc;
5. Use ordinal numbers to describe dates, floors, etc.
二、教学重难点
1. Remember all the ordinal numbers.
2. Use the cardinal and ordinal numbers correctly.
三、教学过程
A Cardinal numbers
Step 1 Warming up
Play a number game in groups. Say the number 1, 2, 3… in turn. When someone meets 7, like 17, 27, or the times of 7, like 14, 21, he or she should spell it instead of saying the number.
【设计意图】学生对1~20的基数词比较熟悉，可通过游戏更加深刻的复习数字，同时提高他们学习的积极性和兴奋度。

Step 2 Presentation
1. Read difficult numbers from “zero” to large number.
2. Observe them and find out the rule.
【设计意图】数字教学层层深入，由简入繁，教学扎实。

Step 3 Practice
1. Watch some pictures and show the new words.
2. Read the sentences with new words and numbers.
(1) People from about 180 countries and areas live in New York.
(2) The CN Tower is 1,815 feet tall.
(3) Red Square in Moscow is about 91,000 square metres in size.
(4) France has an area of over 260,000 square miles.
(5) There are about 8,000,000 people living in London.
(6) Tokyo, the capital of Japan, has over 13,000,000 people.
【设计意图】教完数字后，把数字融入到实际运用的句子当中，让英语学习更加贴近生活。

B Ordinal numbers
Step 1 Presentation
1. Show when to use ordinal numbers.
2. Learn, read and remember the ordinal numbers.
3. Find out the rule of changing cardinal numbers into ordinal numbers.
【设计意图】学生自己总结基数词变序数词的规律，练习汇报从简单的句子变成对话，本环节教学的每一个步骤都在锻炼学生的自学能力、基础语言能力。

在夯实基础的同时，更加注重学生学习的能力。

Step 2 Practice
1. Complete Exercise B
2.
2. Make up a new dialogue based on B2.
3. List some key points.
(1) The usage of cardinal numbers.
(2) The usage of ordinal numbers.
【设计意图】这一环节旨在让学生掌握更多有关数词的用法，夯实基础。

Step 3 Consolidation
1. Fill in the blanks.
(1) The Olympic Games began in the _____ (四) century B.C.
(2) Bill is _______ (二十) minutes late for the Maths class.
(3) The Browns live at No. _________ (六十五), Pond Street.
(4) The number of the computers in the shop is ____ (五十).
(5) The football season begins on the __________ (二十一) of September.
2. Choose the correct answers.
(1) Summer is _____ season of the year.
A. two
B. second
C. the two
D. the second
(2) Can you tell me the English for _____ month?
A. twelfth
B. the twelfth
C. twelve
D. the twelveth
(3) I think there’re _____ people in the park today.
A. three thousand of
B. three thousands of
C. thousands of
D. thousand of
(4) The _____ lesson is the most difficult of the _____ lessons.
A. ninth; forty
B. nine; forty
C. ninth; fortieth
D. nine; fortieth
(5) Next Saturday is my _____ birthday. I am going to have a party at home.
A. the fourteenth
B. fourteen
C. fourteenth
D. the fourteen Step 4 Homework
1. Remember the cardinal and ordinal numbers we learned in this lesson.
2. Preview the new words in the next lesson.。