EX4. Gạch lỗi sai trong các câu sau rồi sửa lại cho đúng.

1. My friend and I was at the hairdresser’s yesterday.

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2. My sister in law used to had long hair but now she has short hair.

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3. Did your father worked in a tobacco factory before he retired?

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4. Why you didn’t come to the meeting last week?

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5. My best friend and I use to hated each other when we first met.

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6. Was Anna be successful with her project last week?

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7. Yesterday morning I readed several chapters of the book “The little prince”.

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8. Last summer we involved in community service in our neighborhood, so we did go on holiday.

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