科研之友
微信
新浪微博
Facebook
分享链接
摘要
<正>第一部分读文辨词When you hear Westerners say "Drop in anytime" or "Come and see me soon",you should realize that it doesn’t mean you are welcome to come over to their house anytime.It’s wise to telephone before you visit someone.Never accept an invitation unless you really plan to go.You may refuse by saying,
