假定你是李华，你校将举办主题为“中国国粹——京剧”的宣传活动。请给你的外教Henry写封邮件邀请他参加。内容包括：1）时间和地点；2）活动内容：讲座、现场表演等。注意：1）词数100左右；2）可以适当增加细节，以使行文连贯。答案：Dear Henry, How is everything going? I'm writing to invite you to participate in an activity themed Beijing Opera to be held at 9 a.m. next Tuesday in the school lecture hall. At the beginning of the activity, we will listen to a speech on the history of Beijing Opera which is delivered by a famous artist. After that, there will be a live performance of Beijing Opera. The artists dressed in costum