Вставить артикли a\an,the we have new teacher. "s name is green. have nice house. is not in . i met little boy yesterday. said: "i can"t play footboll. let"s play hide-and-seek" in summer mike lived in country. he saw big tree there. was very old. we bought armchair last thursday. is comfortable.

We have got a new teacher.
The teacher"s name is Mr Green.
The Greens have got a nice house.
The house is not in London.
I met a funny little boy yesterday.
The boy said:"I can"t play footboll.
Let"s play hide-and-seek"
In summer Mike lived in the country.
He saw a big tree there.
The tree was very old.
We bought an armchair  last Thursday.
The armchair is comfortable.

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Где "-" - артикль не нужен