79. We clap at the end of a l_____ performance.

78. Greetings in Asian countries do not i______ touching the other person.

77. He c_______ that we should attack at once.

根据所给句子意思以及汉语或首字母提示，写出下列各句中所缺单词的正确形式。

76. B______ are often used to build walls.

Fred Mundy enjoyed life. He loved adventure and the great outdoor, especially riding his mo­torcycle. One day, Fred decided to 36 　a motorcycle race. The race was to be run on a danger­ous course through 150 miles of rough 37 　. As a proud man, Fred wanted to 38　 　the race. So, to save energy, he only took along with him a small 39　 　of water, some apples and a few pieces of bread. The race began. Fred got off to a good __40____ .But somewhere along the way, he made a　 41　　 　turn..　 He became lost in a wildness of sand and rock - a lonely place 　42　 the temperature can 43　 　reach 40 degrees centigrade ！A 44__ team was organized, and planes were brought in.　 Soon the searchers began　 45　 　something; Fred's motorcycle, footprints in the sand, even his empty can. 46__ they couldn't find Fred.　 The searchers could not 47　 　this. Why didn't Fred try to signal the airplanes above? Why didn't he 48 marks for the searchers to follow? It was almost as if he didn't _49____ to be found . Twelve days after the race, the search­ers found Fred' s body. And near it, they found his bright orange helmet 50 under a small bush. It seemed to be hidden so that 51 couldn't be seen from the air. Perhaps the searchers were right. Maybe Fred 52 want to be found. Why? Because he was a 53 man. He was trying to find his　 54　　 　way out of the desert. But he never 55　 it.　 Fred Mundy has lost his race with it.

36.　 A. enter　　　　　 　　　 B.　　 watch　　　　　　 C.　　 help　　　　 　　　 D.　　 organize

37.　 A. forest　　　　 　　　 B.　　 mountain 　　　 C.　　 desert　　　　　　 D.　　 country

38.　 A. defeat 　　 　　　 B.　　 enjoy　　　　　　　 C.　　 beat　　 　　　 D.　　 win

39.　 A. bottle　 　　 　　　 B.　　 can　　　　　　　　 C.　　 cup　　　　　　　　 D.　　 mouthful

40.　 A. way　　　　　　　　　 B.　　 speed　　　　　　 C.　　 position　 　　　 D.　　 start

41.　 A. skillful　　　　 B.　　 difficult　 　　　 C.　　 wrong　　　　　　 D.　　 dangerous

42.　 A. that　　　　　　　　　 B.　　 where　　　　　　 C.　　 whose　　　　　　 D.　　 when

43.　 A. easily　 　　 　　　 B.　　 hardly　　　　　　 C.　　 mainly　　　　　　 D.　　 fully

44.　 A. race　　　　　　　　　 B.　　 helping　　　　　 C.　　 search　　　　　　 D.　　 saving

45.　 A. watching　　　　　 B.　　 collecting C.　　 recognizing　　 　　　 D.　　 finding

46.　 A. Instead　　　　　　　 B.　　 But　　　　　　　　 C.　　 Besides　　　　　 D.　　 And

47.　 A. guess　　　　 　　　 B.　　 judge　　　　　　　 C.　　 understand　　　 D.　　 prove

48.　 A. write　　　　　 　　　 B.　　 make　　　　　　　 C.　　 keep　　　　 　　　 D.　　 leave

49.　 A. want　　　　　　　　 B.　　 ask　　　　　　　　 C.　　 allow　　　　　　　 D.　　 agree

50.　 A. lost　　　　　　　　　 B.　　 buried　　　　　　 C.　　 fallen　　　　　　　 D.　　 hung

51.　 A. it　　　　　　　 　　　 B.　　 searchers 　　　 C.　　 planes　　　　　　 D.　　 he

52.　 A. didn't　　　　 　　　 B.　　 mustn't　　　　　 C.　　 couldn't　 　　　 D.　　 shouldn't

53.　 A. proud　 　　 　　　 B.　　 stupid　　　　　　 C.　　 string　　　　　　 D.　　 strange

54.　 A. only　　　　　　　　　 B.　　 lost　　　　 　　　 C.　　 lonely　　　　　　 D.　　 own

55.　 A. had　　　　　　　　　 B.　　 made　　　　　　　 C.　　 won　　　　　　　 D.　　 lost