完形填空（共20小题；每小题1.5分，满分30分）阅读下面短文，掌握其大意，然后从1—20题各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项。
While attending a conference, I returned to my hotel room late one evening. The overhead light outside my door was burned out and I had  1  finding the keyhole. When I  2  to open the door, I  3  around the wall for a light switch. I found a plate where a switch was  4  installed... but no switch! 
Not discouraged easily, I remembered  5  a lamp by the bed when I deposited my luggage  6  in the day. I found the bed in the  7  and then the lamp, but when I switched it on, nothing  8 ! I thought that perhaps if I opened the curtains I might be able to use whatever light comes in from the  9  to find another lamp. So I  10  my way slowly across the room to the curtains and... no drawstring! I finally stumbled（跌跌撞撞地走）around  11  I found a desk lamp which actually  12 !
That evening I discovered in a whole new way just how dark the world  13  be and how   necessary light is! But even more necessary than  14  light is the light that shines from people --the light of  15  and faith. Because, for many people, the world is a dark and  16  place. For someone today just may be stumbling in discouragement or sadness or fear and in  17   of some light. So let your light shine. Whatever light you  18  may be a beacon of hope and encouragement. And if you feel that your light is  19  a candle in a forest remember -- there isn’t enough darkness in all the world to  20  the light of one small candle.
1. A. confidence  B. respect           C. adimiration      D. difficulty 
2. A. managed            B. failed              C. wished           D. meant
3. A. touched              B. felt                 C. sensed            D. looked  
4. A. already               B. never              C. still                 D. once 
5. A. equiping             B. producing       C. spotting          D. removing
6. A. later                  B. earlier             C. lower             D. upper
7. A. light           B. dark               C. room              D. corner 
8. A. happened            B. operated         C. fired                 D. developed
9. A. machine             B. street              C. room             D. car
10. A. wound             B. forced            C. made              D. lost
11. A. after                   B. until         C. while                D. since
12. A. helped              B. affected                C. worked           D. inspired 
13. A. can                  B. shall               C. will               D. must
14. A. mental              B. psychological     C. electrical        D. physical  
15. A. existence          B. love                C. truth                D. wisdom
16. A. lonely                 B. colourful           C. friendly            D. complex
17. A. short                B. favour            C. face                      D. need   
18. A. make                B. offer               C. take                D. contribute
19. A. not more than   B. other than       C. no more than   D. rather than 
20. A. put out             B. give out          C. get over                D. set up