Responde
附墙柱
🗣️ 情景例句
If we're all prepared to recycle paper, thousands of trees could be saved every day.
如果纸能被循环利用，那么每天千千万万的树木就可得以挽救。
I did exercise last week.
我上星期做练习。
You have a very good memory.
你的记性真好。