Nguyễn Hoàng Châu's Profile

II. Turn the sentences into passive voive (Chuyển các câu sau sang thể bị động)
1. Mai waters the flowers every day.
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2. The waiter brings me this dish.
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2. Our friends sent these postcards yesterday.
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3. Their grandmother gave her a doll when they visited her last week.
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4. Tim ordered this train ticket/ for his mother.
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5. Lan showed the ticket to the airline agent.
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6. Jim baked this cake yesterday.
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7. Tom buys some pens every month.
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8. The shop assistant handed these boxes to the customer.
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9. The principal awarded the first prize to his student.
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10. Peter cleans the floor on Sundays.
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11. The teacher explained the lesson carefully.
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12. Tom washed dishes yesterday.
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13. The children keep this room tidy all the time.
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14. My mom gave Ann some bananas and some flowers last week.
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15. My father moved the fridge into the living room.
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Cho ABC cân tại A (góc A nhỏ hơn 90). Kẻ BD vuông góc với AC (D thuộc AC), kẻ CE vuông góc với AB (E thuộc AB).
a. CMR: AD = AE
b. Gọi I là giao điểm của BD và CE. CMR: AI là tia phân giác của góc A
c. Tính độ dài BC biết AD = 7cm, DC = 1cm.