完形填空

　　On arriving at the local shopping center, I noticed a small sign taped to the first pole．Why would someone place that sign so 　　1　　?

　　I looked closer．“Ah, a house for sale．A good way to grab your 　　2　　,”I said to myself．

　　“I don't think so,”a clerk was standing by me．“That little 　　3　　 and her mom are doing it．”

　　With 　　4　　, I approached them．“Excuse me．Why are you 　　5　　 the house for sale signs so close the ground?”I asked．

　　The woman smiled,“We're not selling the 　　6　　．Look closer．”

　　I stooped down(俯身)　　7　　 I could finally read the small print．

　　“We miss you!”I read out aloud．I looked up and said,“I don't 　　8　　 it!You miss the house?”

　　“　　9　　 to the left．”said the woman．Oh, I hadn't noticed that there was a picture of a dog on it!

　　I said,“Do you 　　10　　 the dog?”

　　“Yes!Look at the bottom of the sign．”

　　“I miss you!Come home!”

　　I didn't understand．I must have had that 　　11　　 look on my face．

　　“My daughter's dog got 　　12　　,”the woman explained．

　　“But most people would 　　13　　 a lost sign where people could 　　14　　 see it,”I said．

　　“I told my daughter that it may be 　　15　　 to find her dog, as you can see the store has so many signs posted．So she said that she had a better 　　16　　．She wanted her dog to 　　17　　 her,”she said．

　　“And hanging them 　　18　　 there…”

　　“So the dog could see it,”she said．

　　“What a great idea!”I said to her．

　　I 　　19　　 the woman one of my business cards．I had to know this 　　20　　．

　　One week later my phone rang．The little girl told me her dog came home．Amazing!