学校要举行一次英语讲座：请根据下列内容用英语作口头通知

1日期本周星期六下午三点2地点学校礼堂3主讲人来自美国的著名博士4内容怎样学好英语 英国英语和美国英语的差异5要求所有学生参加不迟到会后集中班级讨论

Boys and girl:
Attention,please!There is going to be an English lectre on the differences between British English and American Englishon the third floor of the teaching building at three o'clock this Sunday afternoon.The lecture will be given by Professor Li from Nanjing University .He will talk about the differences in three aspects between British English and American English.
For example, themajority of Americans talk about "fall" while British people talk about"antumn";the British people write"color","centre"and"trareler"while the Americans write "color","center"and"traveller".Americans say dance/dans/,but the British people say/da:ns/.You should take notes during the leture and we will be divided into a few groups to have a discussion and exchange our ideas after the lecture.Everyone is welcome to attend it in time.Iwish you to have a pleasant time.
That's all.Thank you.

1 this Saturday afternoon 2 date place the school auditorium 3 speaker from America's famous doctor 4 content about how to learn English well British English and American English requires that all students to participate in May not late for class discussion meeting on