题目内容：

根据上下语境填入恰当的单词补全对话，每空一词。

（T=Tommy, M=Mother）

T: Where are my books, Mom?

M: 1. on the sofa.

T: Where are my pencil case 2. baseball?

M: 3. your schoolbag.

T: OK. And 4. my pen?

M: It’s under your bed.

T: Great! Where are my keys?

M: Look! They are 5. the table.