内容正文:
STUDY
Module 2 Unit 4
Numbers
Reading:Numbers around us
0
Have a quiz.
1. When was Nanpu Bridge built? How long did it take to finish the bridge?
a. in 1992; about 5 years b. in 1991; about 3 years
2. What was the population of China in 1949?
a. about 300,000,000. b. about 400,000,000
3. How big is Tian’anmen Square?
a. 400,000 m2 b. 350,000 m2
4. What are the average temperatures in winter and summer in Shanghai?
a. about 5ºC; about 26ºC b. about 0ºC; about 30ºC
The average of 3, 5 and 10 is 6.
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✓
✓
Lead-in
✓
1
Lead-in
Line graphs
Pie charts
Bar charts
Charts and graphs
Survey reports
2
Pre-reading
The pie chart in Tony’s survey report.
3
Pre-reading
Steps to do a survey:
Step 1: decide who to ask
Step 2: write the question(s)
Step 3: ask the question(s)
Step 4: tally (统计) the result(s)
Step 5: show the result(s) of the survey
Tables/charts/graphs
Introduction
Conclusion
Survey report
4
Pre-reading
Describe the pie chart.
The pie chart shows the favourite subjects of my class. There are 40 students in my class. 25% of the students like maths best. English and P.E. are liked by the same number of students. Each accounts for 20%. 15% of the students like Chinese. Music and science share the same percentage of students, which is 10 percent. So we can see maths is students’ favourite subject, while music and science are the least favourite subjects.
5
Word box
account for占比
share 分摊
while 与······同时
There are (1)________ students in our class. (2)________% of our classmates are boys and (3)________% are girls. (4)________ of us were born in the same year. The oldest student in our class is (5)________ years old and the youngest is (6)________ years old. The average age of our classmates is (7)________. The tallest student in our class is (8)________ cm and the shortest is (9)________ cm. The average height in our class is (10)________. (11)__________ of us go to school by bus and (12)________ go to school on foot. The rest of us go to school by