你能走出来吗Maths in English

2020年11月25日发(作者：贺知章)
Lesson Two Maths in English
Teaching objectives:
1. to talk about maths
2. to express sums in English
3. to work out the maths problem in English
Language focus and difficult points:
1. How fast can student B skateboard?
2. How can you get it?
3. What a clever boy you are!
Words and expressions:
From the text
add (up)
multiply
times*
subtract
divide










From the reading
keep +名词和代词+形容词*
put up*
get to
First period
Teaching objectives:
to talk about the mathematic symbles
to sum in English
to learn the new words and the text
I. Warming up
Daily talk
Revision
Quick response
II. Presentation
Tuning in
T: Most of the boys like maths better than English. But today We are going to have a
maths lesson in English. Let’ s look at these mathematic symbles and learn how to say
them in English.(呈现下列表达法， 每呈现一个请同学相互出题练习)
加号: Plus A+B = C
① A plus B equals C.
② A and B is / equals C.
③ Add B to A, you get C.
减号：minus
A- B = C
① A minus B equals C.
② B subtract from A is /equals C.
③ B from A is C.
乘以：times / multiplied by
A × B = C
① A times B is /equals C.
② Multiply B by A is C.
④ A multiplied by B is C.
除以：divided by
A÷B = C
① A divided by B is C.
② Divide A by B is C.
③ B into A is C.
III．Practice on the text
1) look at the phrase on the slide and guess the meaning of them
two times faster than how fast
How far in half an hour
twice her brother John’s age
2) Let’s listen to the tape and do some maths exercises.
a) listen to the first sum and ask some questions
b) Listen to the second sum and tell me how to get the answer.
3) Listen to the tape again and then try to answer the questions on Page
4) Read the text and act out the text.
5) Retell the text
IV. Consolidation
Divide the student into ten groups and ask them to play 24 points.
II. Homework
Written work: to copy the phrases
to finish the exercises on workbook
Oral work: to read and recite the text
Summary:

Second period
Teaching objectives: to have more practice on the sum
to explain the language points
to finish discovering language & developing skill
I. Warming up
Daily talk
II. Revision
1) Quick response on maths
2) Dictation
3) Check the recitation
III. Explain the language points
1) times 表示倍数是可数名词
once一次，twice 两次， three times 三次
two times faster than 比。。。 快两倍
2）add (up) vi.&vi. (常与to 连用)加;加起来;做加法
If you add 4 to 3, you get 7. 4加3等于7.
Add up these numbers, please. 请把这些数字加起来.
When did you learn to add? 你什么时候学会做加法的?
3）subtract vi.&vi. (常与from连用)减去;扣除;做减法
If you subtract 3 from 5, you get 2. 5减3得2.
When did you learn to subtract? 你什么时候学会做减法的?
4）multiply vi.&vi. (常与by连用) 乘,使相乘;做乘法
If you multiply 3 by 5, you get 15. 3乘 5等于15.
9 multiplied by 9 is 81. 9乘9等于81.
When did you learn to multiply? 你什么时候学会做乘法的?