7．
读对话，根据对话内容判断下列句子的正误。
Ben:
Janet, may I use your eraser?
Janet:
Sure. Here you are.
Ben:
Oh, your eraser is yellow. It's so cute.
Janet:
Thank you. Where is your eraser?
Ben:
I don't know. It isn't in my pencil box.
Janet:
Is it in your bag?
Ben:
No, it isn't in my bag.
Janet:
Look, your eraser is under the chair.
Ben:
Oh, silly me. Thanks.
Janet:
What colour is your eraser?
Ben:
Look, it's blue and white.
