Unit 7 A Day to Remember Section A (2a-2e) 课件2024-2025学年人教版英语七年级下册

(共23张PPT)
A Day to
Remember
Unit 7
Section A (2a-2e)
Learning Objectives
In this lesson, we will be able to:
improve students’ abilities from listening；
talk about the trip to the wastewater plant and how it works；
3. talk about a school trip you took to a special place.
School trip
Did you go on a school trip
Where did you go
science museum
How was your trip
It is interesting/boring/just so-so(一般)...
zoo
farm
Last week, Fu Xing’s class went on a school trip to a wastewater plant...
Do you know what the wastewater plant is
A wastewater plant is like a big cleaning factory(大型清洁工厂) for dirty water.
2a
Helen: Hi, Fu Xing. How was your school trip to the wastewater plant Was it boring
Fu Xing: No, it wasn't at all. It was really interesting!
Helen: Wow! What did you see
Fu Xing: We saw the plant make dirty water _______ again.
Helen: Really How
Fu Xing: Well, first, ______ water from our homes goes into the plant. Then, special
screens remove large pieces of waste from the water.
Helen: What happens next
Fu Xing: Well, ______ machines remove germs and other things from the water. These
things are usually too ______ to see. It takes a few more steps after that before
the water becomes clean again.
Helen: Wow! I used to think it was ______ to get clean water.
Fu Xing: Me too! I didn't realize it was so ______.
Listen to the conversation and fill in the blanks with correct adjectives.
clean
dirty
large
small
easy
hard
2a
Helen: Hi, Fu Xing. How was your school trip to the wastewater plant
Was it boring
Fu Xing: No, it wasn't at all. It was really interesting!
Helen: Wow! What did you see
Fu Xing: We saw the plant make dirty water clean again.
Helen: Really How
Fu Xing: Well, first, dirty water from our homes goes into the plant.
Then, special screens remove large pieces of waste from the
water.
Helen: What happens next
Fu Xing: Well, large machines remove germs and other things from the
water. These things are usually too small to see. It takes a few
more steps after that before the water becomes clean again.
Helen: Wow! I used to think it was easy to get clean water.
Fu Xing: Me too! I didn't realize it was so hard.
Circle the opposite meaning of the words in red.
Tip:
“opposite” means totally different (全然不同，相反的)
boring-interesting
dirty-clean
large-small
easy-hard
2b
Read the conversation and match the sentence parts.
1. The plant makes
2. Dirty water goes
3. Machines inside the plant
4. Screens inside the plant
5. Helen used to think
A. remove small things from the water.
B. it was easy to get clean water.
C. dirty water clean again.
D. remove large pieces of waste from the
water.
E. into the plant.
2c
Complete the summary of the conversation in 2a.
Last week, Fu Xing's class went on a school trip to a plant. The plant turned dirty water into clean water. Fu Xing learnt about the cleaning process: First, dirty water goes from people's to the plant. Then the plant uses screens to remove large pieces of from the dirty water. Next, large clean the water. They remove _______ and other small things. It takes a few more ______before the water becomes clean again.
homes
waste
machines
germs
learn-learnt
steps
wastewater
2d
Helen: Hi, Fu Xing. How was your school trip to the wastewater plant Was it boring
Fu Xing: No, it wasn't at all. It was really interesting!
Helen: Wow! What did you see
Fu Xing: We saw the plant make dirty water clean again.
Helen: Really How
Fu Xing: Well, first, dirty water from our homes goes into the plant. Then, special screens remove large pieces of waste from the water.
Helen: What happens next
Fu Xing: Well, large machines remove germs and other things from the water. These things are usually too small to see. It takes a few more steps after that before the water becomes clean again.
Helen: Wow! I used to think it was easy to get clean water.
Fu Xing: Me too! I didn't realize it was so hard.
Listen to the conversation again and pay attention to the pronunciation of was, wasn't, did, and didn't. Then role-play the conversation.
was [wɑ z]
wasn’t [ w znt]
did [d d]
didn’t [ d dnt]
Pair work. Talk about a school trip you took to a special place.
2e
A: How was your school trip
B: It was great/interesting/
boring/just so-so...
A: Where did you go
B: We went to...
A: What did you see
B: We saw...
Useful expressions
You can do it like this :
A: Hi, Brad! How was your
school trip
B: It was great!
A: Where did you go
B: We went to the theatre to
watch a show.
A special day makes our life interesting!
Language points
Language Points
动词的一般过去式
Point
1. We saw the plant make dirty water clean again.
(1)一般情况下，动词原形词尾加 -ed ，如：work—worked, play—played, want—wanted, act—acted
(2)以不发音的字母 e 结尾的动词，直接加 -d，如：live—lived, move—moved, taste—tasted, hope—hoped
(3)以“辅音字母 + y”结尾的动词，把y变为i 再加-ed，如：study—studied, copy—copied, cry—cried, carry—carried
(4)以重读闭音节结尾的动词，末尾只有一个辅音字母，双写词尾辅音字母，再加 -ed，如：stop—stopped, plan—planned
动词变过去式有规律，一般词尾加-ed。
如果结尾是哑e，只在后面加个-d。
结尾若是“辅+y”，把y变i加-ed。
若是重读闭音节，双写之后加-ed。
口诀
Language Points
动词的一般过去式
Point
1. We saw the plant make dirty water clean again.
不规则的变化形式
①be动词的变化规则：is/am—was， are—were
②动词do的变化形式：do—did
③see—saw
④learn—learnt
更多的不规则动词： can—could, will—would, get— got, give—gave...
Language Points
太......而不能......
Point
2. These things are usually too small to see.
too...to...句式的结构形式为“too+形容词或副词+to+动词原形”，通常翻译成“太......而不能......” 如:
She's too mean to make a donation. 她很小气，不肯捐款。
Now I'm too busy to discuss it with you. 我现在太忙，没时间和你讨论。
Language Points
过去常常做某事
Point
3. I used to think it was easy to get clean water.
used to do 表示过去经常的动作或状态，但现在已经不是了。如：
He used to smoke. 他过去经常吸烟。（现在不吸了）
She used to be so shy and quiet. 她过去害羞、安静。
1.否定形式：主语＋didn’t＋use to＋动词原形.
You didn’t use to like pop songs. 你过去常常不喜欢流行歌曲。
2.一般疑问句形式：Did＋主语＋use to＋动词原形＋其他？
Did your sister use to be quiet 你的妹妹以前常常是很安静的吗？
Exercise
一、 单选题
( )1. ________ work in that company
A. Did you used to B. Did you use to
C. Do you used to D. Do you use to
( )2. My mother ________ us stories when we were children.
A. was used to tell B. is used to telling
C. used to tell D. used to telling
( )3. ________ used to________ an old bookshelf in my room.
A. There; be B. There; have
C. It; be D. There; having
B
C
A
( )4. The box is heavy for me to carry.
A. so B. very C. much D. too
( )5. She is weak to take care of her baby.
A. too B. very C. much D. so
( )6. —What TV show did you watch last Sunday
—I a talk show.
A. watch B. watches C. watching D. watched
D
A
D
Jane _______ (see) a movie last week.
The students _________ (play) basketball yesterday.
The box is _______ heavy for him ______ carry.
The man is _______ old ______ go to work.
Tom used to _________ (watch) TV on weekends.
I used to ____ ____________ (go, swim).
二、填空
played
too
to
saw
watch
go
swimming
too
to
1. They were doing housework. (改为一般疑问句并作肯定回答)
2. My brother is so young that he can’t go to school. (改为同义句)
三、按要求完成下列各题
Were they doing housework
Yes, they were.
My brother is too young to go to school.
Homework
Share your school trip with your friends and use the expressions we learned in class.
Required:
Optional:
Read the conversations in 2a loudly and correctly. Pay attention to the pronunciation of was, wasn’t, did and didn’t.