Although they plant trees in this area every year, but the tops of some hills are still bare.()
查看答案
The children decide to clean their school yard this Friday afternoon.()
Our decision rests on the results of several experiments.()
— Why not go and have a dinner in a restaurant？ — I'm afraid not. It's too expensive.()
Joan bursted into tears when she heard the bad news.()
微信支付 
支付宝支付