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duonglong048
2 năm trước
Cho các điểm A(-4; 1), B(2; 4), C(2; 2) 1/Chứng minh A,B,C là ba đỉnh của một tam giác 2/Xác định tọa độ trọng tâm G sao cho ABGC là hình bình hành
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B. Exercises for practice: Exercise 1: Report the following questions with "IF/ WHETHER" 1. Are you a student? 2. Can you speak any foreign languages? 3. Have you got any certificates? 4. Do you have any plans to study abroad? 5. Are you interested in foreign languages? 6. Will you be to France in the future? 7. Do you want have any France friends? 8. Do you like French music? 9. Can you use a computer? 10. Are you going to take the level exam this weekend? Exercise 2: Turn the following sentences into indirect speech: 1. “ Where can I find the director’s office?” the woman asked me. 2. “ How much does it cost?” I asked the shop assitant. 3. The travelers asked, “ How long does it take to get to Ha Long Bay?” 4. “ Why does Peter sing a song loudly?” we wondered. 5. “ When does the next bus leave?” she asked me. 6. My teacher said to us, “ where are you going ?” 7. Nga said, “ What time does the bank close?” 8."Where do bears live?" asked George. 9."Who wants some more yoghurt ice cream?" asked Mum. 10."What has Daddy made for dinner?" asked Simon.

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