a   北京这周一直很冷。

　　b   yes, it has.  and the north wind makes it even colder.

　　b   是的，是这样。北风使天更冷。

　　a   yes.  it’s cold when it’s windy.

　　a   是的，刮风的时候天冷。

　　b   you should wear a warm coat and a hat.

　　b   你应该穿暖和的衣服，戴上帽子。

　　a   i know.  maybe the weather will get better soon.

　　a   我知道。也许天气很快会变好。

　　b   at least the sky is clear and blue.

　　b   至少天空是晴朗、蔚蓝的。

　　a   yes.  but it’s still really cold!

　　a   是的，但是天还是太冷了！

　　notes  注释

　　1   we use has been / has been and have been / have been when we talk about the time from now to a point in the past, e.g. beijing has been really cold this week. / beijing has been really cold this week; i have been in beijing for one month. / i have been in beijing for one month.

　　当我们谈论从现在起到过去某个时间点之间的情况时，用 has been / 一直是或 have been / 一直是，例如: beijing has been really cold this week. /北京这周一直很冷； i have been in beijing for one month. / 我在北京已经一个月了。

　　2   if you want to give advice, you can use should / should, e.g. you should wear a warm coat./ you should wear a warm coat; you should take an umbrella. / you should take an umbrella.

　　如果你想提出建议，可以用should /应该，例如：you should wear a warm coat. / 你应该穿暖和的衣服； you should take an umbrella. / 你应该带把伞。

　　3   remember maybe / maybe or perhaps / perhaps for future possibilities, e.g. maybe the weather will get better soon. / maybe the weather will get better soon.

　　记住maybe / 可能 或者 perhaps /也许是用来表示将来的可能性，例如：maybe the weather will get better soon. / 也许天气很快就能变好。