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clean my room
get
get
get
get up
walk
walk to school
walk
walk
play football
finish my homework
wash my trousers
play the flute
help my mum
listen to music
cook noodles
paint a picture
Can you read ?
Talk about your yesterday.
What did you do yesterday?
Guess !
What did I do yesterday?
×
I watched TV yesterday.
I didn't watch TV yesterday.
√
主语 + 动词（过去式）
主语 didn't + 动词原形
（ ）1.I didn't my room yesterday.
A. clean B.cleaned