I. Find the mistakes.
1. I was play football when she called me.
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2. Was you study Math at 5 p.m. yesterday?
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3. What was she do while her mother was making lunch?
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4. Where did you went last Sunday?
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5. They weren’t sleep during the meeting last Monday.
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6. He got up early and have breakfast with his family yesterday morning.
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7. She didn’t broke the flower vase. Tom did.
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8. Last week my friend and I go to the beach by bus.
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9. While I am listening to music, I heard the doorbell.
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10. Peter turn on the TV, but nothing happened.
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Ex 2 : Sửa lỗi sai trong các câu sau
1 . I was play-> playing football when she called me .
2 . Was->Did you study Math at 5 p.m yasterday ?
3 . What was she do->doing while her mother was making lunch ?
4. Where did you went->go last Sunday ?
5 . They weren't sleep->sleeping during the meeting last Monday