要点如下：
1)适当地送一些礼物；
2)介绍中国的餐桌礼仪。
注意：
1).词数100左右。（开头和结尾已给出，不计入总词数）
2).可以适当增加细节，以使行文连贯。
Dear Lucy,
I have received your email.You asked me for some suggestions on how to be a guest in China.
I do hope you will enjoy yourself ill your teacher's home.
Yours Sincerely,
Li Hua
