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六年级下册《Unit 1 Our Winter Holidays Lesson 3》优秀ppt课件
is →
was
do →
did
wash →
washed
have →
had
clean →
cleaned
stay →
stayed
play →
played
watch →
watched
一般现在时→ 过去式
read →
see→
sleep→
read
saw
slept
What did Mike do last weekend?
He ____________ and _____________.