1．说明收获2．表达谢意3．提出建议或要求

分析 本文是一篇提纲作文．根据所提供的材料信息，给外教Thomas写一封电子邮件．咨询有关英语培训班写作培训的相关问题．

写作时人称以当先人称和第三人称为主，时态以一般现在时为主．写作要点：1．介绍购物情况； 2．反映存在问题； 3．提出解决方案．

重要短语：owing to （由于），make many new friends （交许多新朋友），used to be （过去曾经是），try to do sth （努力做某事），communicate with （与…交流），meet with （偶遇，遇到），have a strong willing to do sth（有强烈的愿望做某事），smooth away（消除，摆脱，克服），benefit from （从中得到，受益，受益于），in short（总之），look forward to （期望）．

【高分句型】

1．My spoken English has greatly improved owing to the effective training program，during which I made many new friends．

这里是which引导的非限制性定语从句，which在定语从句中作主语，指代起前面整个主句的内容．

2．I wasn't brave enough to open my mouth，which worried me for a long time．

这里是由which引导的非限制性定语从句，which在从句中作主语，指代前面整个主句的内容．

解答 Dear Thomas，

I'm sothankful to you for your kindness and help in the oral English training course．My spoken English hasgreatly improved owing to the effective training program，during which I made many newfriends．【高分句型】（说明收获）

I used to be shy and un-talkative．When staying with my classmates阿卡索，I tried to communicate with them in English，but I often made mistakes．Whenever I met with nativespeakers，I had a strong willing to practice English，but I wasn't brave enough to open my mouth，which worried me for a longtime．【高分句型】Luckily enough，your training course smoothed away all the difficulties．I have benefited from it．（表达谢意）

Now，I'm glad to learn you are to organize more training courses，and I hope I can get youradvice on how to improve my writing．In short，I'm looking forward to more new things in our future courses．（提出建议或要求）

点评 提纲作文在写作时要注意内容是否包含了所有要点．写作时注意准确运用时态，上下文意思连贯，符合逻辑关系，尽量使用自己熟悉的单词句式，同时也要注意使用优级词汇和优级句型使文章显得更有档次，平时需注意积累短语和重要句型．