任务型阅读

David sees his blue pen and red ruler, but he can't find his yellow pencil"" he asks his sister. His sister is talking to her friend on the phone. "I don't know," she says.

He thinks and thinks. He uses his yellow pencil before lunch. He uses it to write a note (便条) to Mrs. Black. The note says,

Dear teacher:

Thank you for helping me.

David

Where is the envelope? He looks for it on the table. He finds the envelope. It is next to the roaster (烤面包片器). Wow!  It is under the envelope.

A. David thinks about it. B. David goes to the kitchen. C. He finds the pencil too. D. Where is my yellow pencil? E. Then he puts he note in an envelope（信封）.