Trợ lý học tập AI - Câu trả lời này chỉ mang tính tham khảo
For question 3, the correct answer is D. lava.
For question 4, the correct answer is D should be "were studying" but since it's not an option, the closest correct answer would be A "study" isn't correct in this context. The correct answer is not available among the options.
1. The underlined part that needs correction is: "it raining" → "it is raining"
2. The underlined part that needs correction is: "while I am in Tokyo" → "while I was in Tokyo"
3. The underlined part that needs correction is: "include" → "includes" (subject-verb agreement)
4. The underlined part that needs correction is: "might had" → "might have"
1. B. its
2. A. from
3. A. living
4. D. system
5. B. discover
1. A large amount of dust and poisonous air come from the development of industrial zones, factories and building construction areas.
2. No, people in developing countries don't pay much attention to the air treatment process.
3. It is difficult for us to breathe when travelling on the roads or streets because the smoke from vehicles and manufacturing exhaust increases the amount of carbon dioxide in the air.
4. Our lungs are seriously affected by smog and dust.
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