阅读对话，完成表格。
Ann：Our classroom is not clean.
David：Yes. Let's clean the classroom.
Li Ming：OK. Let me clean the window.
Liu Xin：Let me clean the board and sweep the floor.
David：Hi，Ann！Let's clean the desks and chairs.
Ann：Good idea！
Let's clean the classroom.
|
| floor
| desks and chairs
| board
| window
|
Ann
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| √
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|
|
Li Ming
|
|
|
|
|
Liu Xin
|
|
|
|
|
David
|
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