câu 3 topic3 bài viết my commitment to protecting our environment is crucial for a better future . we should all practice the 3rs reduce , reuse and recycle . firstly , we must reduce waste by using less plastic and saving energy at home . secondly , reusing items instead of throwing them away minimizes landfill use . finally , recycling paper , glass , and metal conserves matural resources . additionally , planting more trees and conserving water are vital actions . these simple habits , when adopted collectively , make a significant positive impact on the plant

câu 1 It was hard to go outside during the heatwave last week. câu 2 air pollution in big cities can lead to serious health problems

câu 1 unless this store sells emergency kits , l'll check the other one. câu 2 lf you throw trash into the river ,it will become more polluted . câu 3 the factory is dumping waste in the lake , which is why this lake is polluted .