Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
1.Nowadays, developing society should lead to many types of environmental pollution such as: land pollution, water pollution, thermal pollution, ...ect. Among them, noise pollution greatly affects people and animals life. Noise pollutions happen when the sound's loudness is more than 70 dBs. Sound of vehicles is the cause of noise pollution or turning on the music too loudly also affects the hearing of people around, especially in bars, concerts, or karaoke bars. If you experience noise pollution for a long time, you can have headache, high blood pressure and hearing loss, ect. Some tips to reduce noise pollution. For examples, wearing earplugs when you go to concerts or other loud events. Listening to music through headphones or headsets at safe levels. I hope noise pollution will decrease in the future.
33 heard him was in August
34 saw him when I was a child
35 played football since 1970
36 seen Tom since he moved to Bristol
37 gone to Vung Tau for 2 years
38 helping me do this English exercise
39 so as to save the child
40 Where are they living now?
41 Who is your favorite musician?
1 It took me 10 minutes to walk to my office
2 After she had written a letter, she went to bed
3 Before he bought a radio, he had checked the price
4 After they had argued, they fought
5 Before she met a close friend,she had gone out for a walk
6 Before she decided to go away, she had faced the matter
7 After she had watched the film, she wrote a report
8 I saw her cross the road
9 He heard them sing a song
10 They let him use their car
11 After the train had left, he arrived at the station
12 Peter and Maria decided to go to the cinema
bài nào?