⑴垃圾n.
⑵残酷的adj.
⑶优点n.
⑷餐巾n.
⑸外卖食物n.
⑹交通运输n.
⑺木制的adj.
⑻工业adj.
⑴充满了
⑵在……底端
⑶在……中起作用
⑷给某人写信/邮件
⑸扔掉……
⑹被污染了
⑺过去常做某事
⑻在公共场所乱扔垃圾地
⑼彻底打扫清除
⑽关闭……
⑾做某事的想法/主意
⑿把……变成
We the .
The river be so clean.
The air is so we could see blue skies any more.
There were no more forto .
Our canaand a better life.
It was the biggest this city ever.
Many people think sharks can never be because they are the in their .
We can't wait to .
in this town should a this river.