问答题
Write on ANSWER SHEET THREE a note of about 50-60 words based on the following situation：
The winter vacation was over，and you came back by train yesterday．Your friend （Michael or Lucy）went to the railway station to meet you and helped cleaning your dorm．Now，write him/her a note，expressing your gratitude and offering your help in return．
Marks will be awarded for content organization， language and appropriateness．