Choose the correct answer

Câu 1: Switching from bottled water bottles to.......ones can help reduce plastic waste.
A. collection         B. electric      C. situation     D. explosion
Câu 2: Large trees on the street provide shade for people and reduce the urban.........
A. explosion         B. heat           C. item           D. resource
Câu 3: By adopting cleaner energy sources, we can significantly decrease greenhouse gas......
A. difference         B. pollution     C. plastic       D. emission