完形填空（共10小题；每小题1分，满分10分）
阅读下面短文，掌握其大意，然后从第30至第40小题所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。
Would you like the chance to discover a place of mystery and beauty in the southwest of China? If your answer is “yes”, consider a trip to Shangri-la!
The world “Shangri-la” first 31 in the 1993 novel Lost Horizon by the British writer James Hilton. He described a beautiful kingdom where three 32 joined together, snow-capped mountains 33 to the sky, 34 fields of long grass covered the earth. In this perfect world lived people who had discovered how to stay 35 forever.
Three mountains are covered with snow, tower 36 the land. These snowy mountain tops 37 a beautiful picture that will make any viewer speechless.
Lakes, surrounded by vast grasslands, look 38 jewels. Sheep, cows and horses and animals feed 39 on the green grass and the forests around are 40 to lots of birds and animals. In this heavenly world, people live in perfect harmony with nature and the outside world is forgotten.
31 A came B appeared C produced D found
32 A lakes B countries C rivers D railways
33 A reached B expanded C spread D stretched
34 A but B so C because D and
35 A calm B still C young D the same
36 A over B above C on D beyond
37 A are B form C develop D show
38 A as B if C like D for
39 A simply B deeply C finally D mainly
40 A family B room C family D home