题目内容：

    It has been five years. No one's quite sure how Sasha, the 6-year-old black cat, _____ it from Portland to New Mexico after five years. But apparently it isn't uncommon for cats — who are known for their _____ character-to go hitchhiking（搭便车）.

"It's like he never left. He's so _____ " said its owner Usov. "I guess he was on a great American _____”

When Sasha disappeared in 2014, Usov thought the cat might have _____ wolves. But not every cat that disappears _____ a bad end. "It's very common for a cat to _____ on a train or the back of a truck, but for a cat to travel 1, 200 miles and then go back to its owner？That _____ happens."

Sasha's fur was matted（乱成一团的）when he was found _____ the streets by workers of the Santa Fe Animal Shelter this month. They set out to find his owner. "Sasha didn't miss a meal, " Kirdar, a worker at the shelter, said.

The shelter reunites families with their _____ pets every day, _____ this is the first time Kirdar has done an in-person delivery. Sasha's _____ would not have been possible had he not been microchipped（植入微芯片的）. "The microchip is the best form of _____ "said Kirdar. However, just getting your pet microchipped isn't enough. It's important to _____ the microchip's producer if there is a _____ in your contact information.

1.A.hated B.made C.received D.learnt

2.A.complex B.popular C.independent D.weak

3.A.happy B.annoying C.pitiful D.helpful

4.A.adventure B.farm C.island D.holiday

5.A.teamed with B.fallen victim to C.made friends with D.fought against

6.A.brings B.demands C.meets D.expects

7.A.bite B.live C.sleep D.jump

8.A.actually B.rarely C.normally D.hopefully

9.A.clearing B.blocking C.wandering D.checking

10.A.thrilled B.unlucky C.missing D.crazy

11.A.and B.but C.because D.though

12.A.return B.illness C.disappearance D.movement

13.A.technology B.civilization C.identification D.explanation

14.A.download B.record C.copy D.update

15.A.fact B.number C.name D.change