My wife began to laugh. Suddenly（突然）I understood 30 ____the police drove here.

　　21.A.books B.flowers C.friuts D.vegetables

　　22. Atake B.carry C.send D.hold

　　23. A.before B.after C.later D.ago

　　24. A.drivers B.police C.cleaners D.sellers

　　25. A.behind B.before C.beside D.back

　　26. A.take B.follow C.move D.drive

　　27. A.time B.money C.help D.water

　　28. A.kind B.clever C.polite D.popular

　　29. A.laughed B.cried C.shouted D.jumped

　　30. A.how B.what C.who D.why

　　三．阅读理解(20)

　　A

　　"Well, we're in uor new house. Let's get a new pet to get long with." Mrs. Brown said to her husdand.

　　"That sounds like a ppretty idea," he answered. "Do you want to see the ads in the newspaper?" Let's go to the animal shelter. Many pets there need homes.Since tomorrow is Saturday, we can both go."she said.

　　Next morning the Browns met Mr. Snow at the animal shelter."We want to be sure that the pets here gotogod homes,"Mr.Snow said,"So I need to ask you some questions."

　　After they talked for a while, the Browns decided to get a small dog. It wouldn't need a big house or a big yard.A small dog bark(吠) and warm them if someone tried to break into their house.After Mr. Snow gave the Browns a book on pet care, they chose one and wanted to take her home right away.But the animal docter hadn't checked her yet.So Mr. Snow told them to return on Sunday.

　　On Sunday afternoon the Browns went to the animal shelter.The animal docter said,"Shadow has had all of her shots（预防针）.She will be healthy." The Browns thanked the docter and tookShadow home.

　　31.From the reading we learn that_____.

　　A. the Browns have never had a pet before

　　B. the Browns knew about Shadow from the newspaper

C.Shadow is a small and healthy dog