题目内容：

    Mike a mountain climber was famous for his attempts to climb the big snowy mountain. He had tried it at least thirty times, but had always failed halfway.

For the sake of ________ Mike to try again, Jack, the town optician, who witnessed his ________, presented him with a pair of ________ sunglasses. "If it starts clouding over or if your feet start hurting, put on these glasses. They’ll help you.” Mike accepted the ________ without giving it much mind, but when his feet started ________ again he remembered his words and put on the glasses. Then ________ came as usual in the form of cloud cover, but seemingly not so thick this time. So Mike ________climbing, leaving the clouds behind, forgetting his ________, and finally arriving at the summit. It was ________ worth it. His feeling of triumph was ________, almost as magnificent as that wonderful ________. Splendid in its silence, the mountain below was surrounded by a dense sea of clouds. Mike didn’t remember the clouds being as _______ as that, so he looked more closely at the sunglasses, and _______ everything.

Jack had carved a light ________ on the lenses (镜片), in the form of the snow-covered summit. It was made in such a way that you could only ________ it if you looked upwards. Jack had understood that whenever Mike lost sight of his ________, he would similarly lose sight of his dream, and his ________ to continue would weaken.

Mike realised that the only obstacle to reaching the summit had been his own ________. When he could no longer see the top of the mountain, the problems _______. He thanked Jack for using that little ________ to help him see that his aims were not impossible, and that they were still there, where they had always been.

1.A.convincing B.educating C.entertaining D.inspiring

2.A.practice B.failure C.disadvantage D.growth

3.A.beautiful B.fancy C.particular D.expensive

4.A.challenge B.award C.gift D.request

5.A.aching B.breaking C.damaging D.swelling

6.A.danger B.misfortune C.adventure D.pressure

7.A.quitted B.accomplished C.kept D.abandoned

8.A.problem B.injury C.anxiety D.pain

9.A.certainly B.normally C.practically D.exactly

10.A.invisible B.undesirable C.incomparable D.unmeasurable

11.A.experience B.view C.attempt D.present

12.A.white B.thick C.thin D.dark

13.A.recognized B.believed C.acknowledged D.grasped

14.A.image B.photo C.spot D.message

15.A.see B.move C.feel D.change

16.A.power B.success C.objective D.journey

17.A.preference B.competence C.concentration D.will

18.A.discouragement B.mistake C.prejudice D.ignorance

19.A.set off B.set in C.cut in D.showed off

20.A.technology B.tool C.mark D.trick