题目内容
完形填空
Gail and her dog, Sam, are standing at the street corner. They're waiting for the cars to go by. They want to go 1 the street. She is waiting for Sam to decide when should cross.
2 blind people use special trained (受过训练的) dogs to help them tell when and where they would go. But not every dog can do 3 . A dog for the blind must be clever. The dog must be 4 at a special school. He is taught to walk 5 the trainer's legs. He is taught to walk 6 his trainer does.
The blind 7 goes to the school, too. He practices with the dog. He holds the leather belt (皮带) around the dog's neck tightly (紧紧地). 8 he feels the dog's movements and knows when and where to 9 .
At the street corner Sam doesn't watch the 10 . It's not because he's careless. It's just because dogs can't 11 red lights from green ones. He is trained to watch the cars, and tell 12 the time is for him and Gail to cross.
Sam is 13 to Gail. He does her seeing for her. He keeps her 14 danger. So Sam is not only Gail's 15 , he's also her best friend.
解析:

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完形填空。 | |||
Look at the p __1__. It's a picture o__2__ a classroom. W__3__ can you see i __4__ the classroom? I can see a b __5__ desk in the front of the classroom. Some books are o __6__ the desk. What other things can you see on the teacher's desk? I can see two white b __7__ . There is some chalk i __8__ them. Where a __9__ the brooms? They are b __10__ the door. | |||