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thuonghamno3xz
2 năm trước
Một miếng đất hình chữ nhật có diện tích 800m vuông và chiều dài 40m. Người ta đào 1 cái hồ hình bán nguyệt( xem hình vẽ). Tính diện tích mặt hồ
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1.You need to attend the course. → It’ 2.She is responsible for looking after the puppy. → Taking 3. The test was hard, so we couldn’t do it successfully. →We couldn’t do 4. We are disappointed that people have spoiled the lake. →It is 5. Why don’t we use energy saving appliances instead of ordinary ones to save energy? → I suggest that 6. The students are preparing for the coming lecture. That pleases our form teacher. →Our form teacher is 7. We shouldn’t use plastic bags so as to have a clean environment →Our environment will be 8. The children are excited about going to the circus. → The children are looking 9. When did you start learning English? →How long is ? 10. Mary works hard as a student. → Mary is 11. He bought this car because of its low price. → He bought 12. It rains heavily, so we can’t go out. → Because of 13. She was lazy, so she couldn’t pass the exam. → Because of her 14. Nobody can do the test because of its difficulty. →Because the test 15. He couldn’t go to school because of his sickness. → Because

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