题目内容：

    Jim and his sister May walked in the street, and then they noticed a pet store. It was a very small pet store that didn’t have many ________. The owner of the shop, Mr. Smith, greeted Jim and May when they ________. May said, "We would like to buy a dog." "Ah, well, our shop is not very ________," Mr. Smith told her. "So we only have two dogs to choose ________."

They asked Mr. Smith to ________ them the dogs. Mr. Smith took them to see the two dogs. One was a big Bulldog named Buster. The other was a tiny Chihuahua named Teacup. May wanted Teacup, ________ Jim wanted Buster. They walked outside to ________. They couldn’t agree on a dog. May ________ they race home for it. The one who ________ the race could choose the dog.

Jim agreed, and then told May her shoelace（鞋带） was loose. When May __________, he ran off to get a head start. Jim ran as __________ as he could because he really wanted that Bulldog. When he looked back, he found May was so __________ behind that he couldn’t even see her. Jim finally got home. He was _______ but happy. He knew he was the __________. May arrived a few minutes later. She congratulated him and they __________ the pet store together. However, when they arrived they _____ saw Teacup. They asked Mr. Smith where Buster was.

Mr. Smith gave them a(n) __________ that a few minutes after May and Jim left, two boys walked in and bought Buster.

Jim looked at May, and she couldn’t help ________. Jim __________ and turned back to Mr. Smith. "Sometimes you win the __________, but not the prize!" Jim smiled sadly. "We'll take the Chihuahua, please."

1.A.dollar B.goods C.animals D.foods

2.A.smiled B.talked C.shouted D.entered

3.A.famous B.bad C.lovely D.big

4.A.from B.in C.by D.over

5.A.lend B.find C.return D.show

6.A.unless B.if C.but D.so

7.A.quarrel B.share C.discuss D.fight

8.A.said B.thought C.suggested D.asked

9.A.failed B.succeeded C.won D.lost

10.A.looked up B.looked down C.set off D.sat down

11.A.strangely B.hard C.harder D.happily

12.A.far B.high C.short D.big

13.A.excited B.tired C.surprised D.disappointed

14.A.ruler B.brother C.loser D.winner

15.A.watched over B.looked for C.returned to D.broke into

16.A.only B.gradually C.hardly D.never

17.A.lie B.explanation C.suggestion D.idea

18.A.crying B.shouting C.tearing D.smiling

19.A.guessed B.watched C.sighed D.laughed

20.A.word B.world C.praise D.race