---Will there be less pollution ?-No A. there won’tB.it isn’t C.it wasn’t

问题补充：

---Will there be less pollution ? ---No,

A. there won’tB.it isn’t C.it wasn’t

答案：

解析：will there be sth？肯定回答为Yes，there will.否定答用No,there

Won’t,故选答案为A