Unit 8 Lesson 24 An Experiment Report 课件（21张PPT）

北师大版《初中英语》九年级
Unit 8 Discoveries
Lesson24 An Experiment Report




experiment report
Pre-reading:
发豆芽（bean-sprouting）
Pre-reading: Present the task
Task:
你的英国朋友Bill 对发豆芽的实验过程很感兴趣，你能写一份英文实验报告向他介绍一下吗？
experiment
report
purpose
preparation
progress
record
conclusion
title
Pre-reading: Brainstorm
pur
tit
pre
rec
pro
con
…
…
What did you write in the Chinese experiment report?
What other aspects do we need to write in it?
What is the experiment about?
2. How many main aspects（方面） are introduced in the experiment report? What are they?
While-reading: Read for general information
[?b?z?:v]
?[?bz??ve??(?)n]?
He is observing ( watching carefully) the flower.
While-reading: Read for detailed information
Read Section 1 and Answer.
What things did the writer prepare?
potato with sprouts
pot with soil
?[spra?t]
?[p?t]
He prepared a potato with sprouts, a flower pot with soil and a camera to record progress.
While-reading: Get and understand the information
Read Section 2 and Answer.
Q1: How many days does the writer observe?
15 days
progress/changes, writer’s feeling
Q2: What does the writer mainly tell us in each day?
Read Day One and Underline the answers.
Day
What does he observe
How does he feel
1
curious/hopeful
While-reading: Read for detailed information
tiny sprout , grow
On Day one, a tiny sprout has grown from the potato. He wonders how fast it will grow. He feels very curious and hopeful.
{5C22544A-7EE6-4342-B048-85BDC9FD1C3A}Day
What does he observe
How does he feel
6
?
11
?
13
?
15
?
Read the following days and underline the answers.
curious/hopeful
On Day one, a tiny sprout has grown from the potato. He wonders how fast it will grow. He feels very curious and hopeful.
Day
What does he observe
How does he feel
6
taller
excited/hopeful
Check the answers (Day 6)
On Day 6, Buddy is taller than before. He is excited to see new life and he hopes Buddy can grow faster.
Day
What does he observe
How does he feel
11
get larger
more new sprouts have grown
expected/hopeful
Check the answers (Day 11)
green leaves has grown
On Day 11, Buddy is getting larger. Three more new sprouts have grown around Buddy! Green leaves have grown on the new sprouts.
He guesses he needs to be more patient. He feels very expected and hopeful.
Day
What does he observe
How does he feel
13
excited
grow taller
new sprouts grow
Check the answers (Day 13)
leaves grow a bit
On Day 13, Buddy continues to grow taller . The leaves have grown a bit . He is excited to see more new sprouts have grown.
Day
What does he observe
How does he feel
15
excited/hopeful
3 cm tall
Check the answers (Day 15)
On Day 15, The leaves on the other sprouts are 3 cm tall. He hopes they will soon grow into new potatoes.
Day
What does he observe
How does he feel
1
curious
excited
expected
happy

hopeful
6
11
13
15
While-reading: Get and understand the information
How did you feel when you did the bean-sprouting experiment?
tiny sprout , grow
3 cm tall
grow taller
new sprouts grow
leaves grow a bit
get larger
more new sprouts have grown
green leaves has grown
taller
While-reading: Read for detailed information
Read Section 3 and Answer.
What have the writer learned from his experiment?
What did you learn from the process of bean-sprouting experiment?
Read with the tape.
Post-reading:
Activity 1-- Describe the progress of growing potato plants
Day
What does he observe
1
6
11
13
15
tiny sprout , grow
3 cm tall
grow taller
new sprouts grow
leaves grow a bit
get larger
more new sprouts have grown
green leaves has grown
taller
你的英国朋友Bill 对发豆芽的实验过程很感兴趣，你能写一份英文实验报告向他介绍一下吗？
Q1： What things did you prepare?
Q2: What changes did it have on different days?
How did you feel?
Q2: What did you learn from the bean-sprouting experience?
Activity 2---Finish your own experiment report
Keywords:
wonder, expected, patient , excited……
Show Time
Homework
听录音跟读课文
2. 完善发豆芽过程的实验报告