vẽ cung chứa góc 120 độ trên đoạn AB dài 4 cm

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VIII / Write correct sentences to make a complete letter 1. I / write / you / bad situation / affect / lake / school => …………………………………………………………………………………………………….………………………………………………. 2. As you know / lake / school / be beautiful => …………………………………………………………………………………………………….………………………………………………. 3. However / it / become / polluted => …………………………………………………………………………………………………….………………………………………………. 4. People / electricity / fish => …………………………………………………………………………………………………….………………………………………………. 5. A lot / fish / die / float / water surface => …………………………………………………………………………………………………….………………………………………………. 6. People / throw / rubbish / waste into / lake => …………………………………………………………………………………………………….………………………………………………. 7. Now / bad smell / affect / school children’s health => …………………………………………………………………………………………………….………………………………………………. 8. What / you think / polluted air? => …………………………………………………………………………………………………….………………………………………………. 9. look forward to / hear / you / see / protection / environment / local authority => …………………………………………………………………………………………………….………………………………………………. 10. Sincere / Long => …………………………………………………………………………………………………….……………………………………………….