外研版四年级英语下册M10 U1 Did you fall off your bike课件

do/does — did
eat drink
have / has go see sing take make
ate drank
had went saw sang took made
小结：
ed
ed， ed 小尾巴， Today 动词后面跟着它， play
如果动作已发生， Yesterday
千万不要忘了它。
Sam fell off his bike.
find found
She found a town.
城镇，市镇
town
thirsty
口渴的
She was thirsty.
Sam and Daming
were thirsty.
ห้องสมุดไป่ตู้
buy
买
bought
water
Did they buy some water? Yes, they did.
He fell down.
ride a bike
go for a bike ride went for a bike ride He went for a bike ride.
Sam and Daming went for a bike ride.
fall off
摔倒
fell off
He fell off his bike.
hospital
Sam took Daming and the watermelon to the hospital.
Game: What’s missing?
happen fell off
bump carried
went
bought
thirsty hospital
watermelon
What happened to Daming’s head?
四年级外研版英语下册
动词过去式的变法口诀
Yesterday 表过去，要用一般过去式.
规则动词加 ed ；有 e直接加上 d .
talk — talked
listen — listened
watch — watched phone — phoned
不规则的特殊记，
am/is — was are — were
3. They bought a watermelon.
4. Sam carried the watermelon on the bike.
5. Then Sam fell off his bike.
6. The watermelon bumped Daming’s head.
7. Sam took Daming and the watermelon to the hospital.
快快说出下列动词的过去式.
/t/
talk ed
/d/
phoned
walk ed
rained
cook ed
played
watched
listened
helped
learn ed
ed在清辅音后读/t/,在浊辅音和元音后读/d/.
fall 过去式 fell
掉下，落下
fall down
跌倒
fell down
Read, think and find the answer.
/ðen/
▲
1. Sam and Daming went for a bike ride yesterday.
2. And then they were hungry and thirsty.
They bought some water.
watermelon
They bought a watermelon.
Sam and Daming bought a watermelon.
happen
发生
happen ed
What happened to his head?
What happened to his foot?
What happened to your hand?
carry
拿，搬
carryied
He carried the box.
Sam carried the watermelon on the bike.
bump 过去式 bumped
The watermelon bumped Daming’s head.