内容正文:
8A Unit 2 Numbers
Writing
COMPANY
Learning objectives
Understand the meaning of data changes expressed by different charts
Learn to analyze data changes according to charts
Write a report on data analysis
Present your results to the class
Lead-in
Time The number of students doing sports
Monday
Wednesday
Friday
Sunday
Time The number of students playing mobile games
Monday
Wednesday
Friday
Sunday
This is a survey about...
There are ... students doing sports on ...
I think ...
Can you think of a better way to present the data?
Charts!
What types of chart do you know?
show the tendency of numbers
Bar chart
show the number
Pie chart
show the proportion
Line chart
If you want to show the changes according to the time. Which kind of chart is better? Yes, Line chart. Today we are going to focus on this kind of chart.
Time The number of students doing sports
Monday 9
Wednesday 12
Friday 17
Sunday 6
A good example of student work (from Sophia)
The number of students doing sports
9
12
17
6
Monday Wednesday Friday Sunday 1 Monday Wednesday Friday Sunday 1 Monday Wednesday Friday Sunday 9 12 17 6
A good example of student work (from Sophia)
This chart shows the number of students doing sports after school during the past week. On Monday, there were 9 students doing sports. The number rose to 12 on Wednesday. It increased again to 17 on Friday. However, the number fell to 6 on Sunday.
I think students should do sports on weekends too.
rise (rose, risen)
fall (fell, fallen)
increase (increased, ~)
We use these words to describe tendency
Task for today
Be a researcher and write a report
Report
How to write a report?
Look and analyze
Pre-writing
Go Analysis
Analyze the chart
1
Title
The vertical axis (纵轴)
The horizontal axis (横轴)
Line
Complete the sentences according to the chart (1)
Observe the number and tendency
2
To write a report, what should we do after step 1?
The number of accidents _________ (went up/went down) in October.
The number of accidents ___________ (went up/went down) in November.
went down
↑
↓
went up
Pre-writing
Observe the number and tendency
2
Can you think of other expressions to describe tendency?
go up (went up)
rise (rose)
increase (increased)
go down (went down)
fall (fell)
drop (dropped)
decrease (decreased)
Complete the sentences according to the chart (2)
The number of accidents went up in August and it _____ again in October.
The number of accidents went down in September and it _____ again in November.
rose
fell
increased
dropped
decreased
Pre-writing
Complete the report
August
234
220
September
October
increased/rose
239
fell
224
November
Decide details to describe
3
These words can make your report more logical:
and then/ after that/ however
pay attention to the tense
Pre-writing
How to write a report?
Summary
Decide details to describe
3
Observe the number and tendency
2
Analyze the chart
1
Words to use: go up (went up), rise (rose), increase (increased), go down (went down), fall (fell), drop (dropped), decrease (decreased)
Tense: past tense
Linking words: and then/ after that/ however
Chart: Title, The vertical axis (纵轴), The horizontal axis (横轴), Line
Summarize
Fill in the table according to the chart
While-writing
May decided to do a survey about the number of students in junior high schools in her city. Please help her to write a report about it.
Year 2009 2010 2011 2012
Number
Change
123,000
125,000
120,000
113,000
(↑)
(↓)
(↓)
Rewrite sentences using information from the table
While-writing
Year 2009 2010 2011 2012
Number 123,000 125,000 120,000 113,000
Change ↑ ↓ ↓
Rewrite the sentences to make them better ones:
1. In 2010, the number rose. The number was 125,000.
2. In 2011, the number fell. The number was 120,000.
3. In 2012, the number fell. The number was 113,000.
In 2010, the number rose to 125,000.
increased to
In 2011, the number fell to 120,000.
However, the number fell to 120,000 in 2011.
In 2012, the number dropped to 120,000.
decreased to
In the next year, it fell again to120,000.
use different words
use linking words
use pron. to avoid repetition
Write the report using the information given
While-writing
Year 2009 2010 2011 2012
Number 123,000 125,000 120,000 113,000
Change ↑ ↓ ↓
You may start like this:
Number of students in junior high schools
This graph shows that.../ This graph is about...
Exchange between groups and choose the best one
Post-writing
Checklist
Does it have a good analysis of the numbers? Yes/No
Does it include all the information? Yes/No
Does it use correct tense? Yes/No
Does it use different words and expressions? Yes/No
Is it logical? (linking words) Yes/No
Home work
1. Revise your report according to the criteria.
Compulsory
Optional
Collect your daily learning time for a week. Make a line chart and write a report about the changes.
(You may also talk about how will you improve your time management according to the data.)
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