整体分析:文章大意：本文是玛丽写给露西的信，信中玛丽介绍了自己来自加拿大，这学期很忙且有很多科目，还讲述了自己喜欢音乐的原因、音乐老师的友好、学习音乐的活动，以及自己长大后想成为歌手的梦想。
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Dear Lucy,
Thank you for your email. I’m 1 middle school student. I am 2 Canada. I’m 3 (real) busy this term. I have many 4 (subject). My favourite subject is music. Do you know 5 I like it? Because it is fun and we want 6 (learn) a lot of new songs. Music makes 7 (I) happy. My music teacher is 8 (friend) to us. She lets us 9 (play) all kinds of interesting instruments. I want to be a 10 (sing) when I grow up (长大).
Yours,
Mary
