介绍:
20170830
401. But last year we had a big one. 但去年下了大雪。
402. Yes, but you know global2 warming may raise the temperature.
是的，但全球变暖会使气温上升。
403. You are probably right. 你也许是对的。
404. I'm going skating in the Alps next month. 下个月我去阿尔卑斯山滑雪。
405. I hope the weather there is cold enough. 我希望那儿天气够冷。
