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I have been in the United States since a year.
I have been in the United States for a year.
Oops!
Okay!
I'm not agree: this exercise is very easy.
I don't agree: this exercise is very easy.
Oops!
Okay!
I live here since 1997.
I have been living here since 1997.
Oops!
Okay!
I went to the India in 1967.
I went to India in 1976.
Oops!
Okay!
I love a lot the animals that live in Australia.
I love the animals that live in Australia a lot.
Oops!
Okay!
I went to work with the bus.
I went to work by bus.
Oops!
Okay!
I've been cutting my finger today.
I've cut my finger today.
Oops!
Okay!
At this time tomorrow, I'll be fly to Tokyo.
At this time tomorrow, I'll be flying to Tokyo.
Oops!
Okay!
My house is built in 1567.
My house was built in 1567.
Oops!
Okay!
I hate doing mistakes.
I hate making mistakes.
Oops!
Okay!
She must has been on holiday.
She must have been on holiday.
Oops!
Okay!
As a child I used to having a horse.
As a child I used to have a horse.
Oops!
Okay!
I am knowing all the grammar, but it's difficult to use the rules correctly.
I know all the grammar, but it's difficult to use the rules correctly.
Oops!
Okay!
He knows her for ten years.
He has known her for ten years.
Oops!
Okay!
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