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Study
Ket - Unit 5: Simple tenses (QKĐ) - Ex 4
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Frank has done his homework and then listen to music.
listen -> listened
Oops!
Okay!
I have collected coins when I was a little boy.
have collected -> collected
Oops!
Okay!
I see a real elephant when I went to Ban Don last year.
see -> saw
Oops!
Okay!
We can ask people to donate warm clothes and helping them to rebuild their houses
helping -> help
Oops!
Okay!
Did Lucy went to a pharmacy three days ago?
went -> go
Oops!
Okay!
People here is generous and they offer time and effort.
is -> are
Oops!
Okay!
Yesterday, I go to school late because I missed the bus.
go -> went
Oops!
Okay!
The lakes are full of rubbish. We shouldn’t asked our friends to clean them this Sunday.
asked -> ask
Oops!
Okay!
It start raining after I went swimming last weekend.
start -> started
Oops!
Okay!
We clean the beach last Sunday.
clean -> cleaned
Oops!
Okay!
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