完形填空，請先閱讀下列短文，掌握其大意，然后從各小題所給的A、B、C、D四個選項中選出可以填入空白處的最佳選項。

Look at this 　　1　　! The boy is my little brother．　　2　　 name is Tom Smith．He is 　　3　　 years old．He is 　　4　　 Class Two, Grade Three．His 　　5　　 number is 336788．Look! That is a backpack．　　6　　 is it? It's red．Is it Tom's 　　7　　? No, it isn't．It is 　　8　　 backpack．Is the purple backpack 　　9　　? Yes, it is．And the pencil case is Tom's, 　　10　　．

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