Chuyển các câu sau sang dạng số nhiều

Chuyển các câu sau sang dạng số nhiều:

1.It is a cat

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2.he is a doctor

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3.I am an engineer

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4.there is a couch in the room.

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5.He likes fixing things.

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6.She is an actress.

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7.It has a fence.

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8.This is an elephant.

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