Sửa lỗi các câu sau sao cho đúng: This room is used to holding the meeting every month

1.This room is used to holding the meeting every month.
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2.There are two hundred workers in my company.
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3.These shoes are made from leather.
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4.My birthday wil be held next week.
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5.The tallest building is my uncle's .
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6.The meeting will happen in the hall.
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7.My plan is the most excellent.
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