Circle the mistakes and correct them . Practice saying the sentences 1 We shouldn't threw trash into rivers so we can reduce water pollution 2 We shouldn't walk to school so turn off lights after class 3 We should reuse plastic water bottles so we can reduced land pollution 4 We shouldn't waste electricity and we can reduce air pollution Giúp mk với
2 câu trả lời
Đáp Án Là :
1. threw- throw
2. shouldn't- should , so-and
3. land not pollution
4. air isn't pollution
Giải thích :
1. Quá khứ
2.Nên làm
1. threw- throw
2. shouldn't- should , so-and
3. land not pollution
3. air isn't pollution