第二节：完形填空(共20小题，每小题1、5分，满分30分)
Animals perform many useful and
amusing jobs. Dogs are particulary valuable in
guiding the blind, 36 property,
finding 37 people, and hunting criminals.
Horses are used in guarding herds, carrying men in lands where there are no
roads, and helping farmers work their land. Pigeons 38 to carry message. Wild animals from the jungles, forests and seas
are very popular performers in 39 and motion
pictures. People realize that, 40 animals may
not have the same intelligence as 41 , they are
smart enough to learn certain things.
The first thing a dog is taught is to 42 . It should not 43 too long for
him to learn commands. Simple orders, such as “sit, lie down, stay there, come here, ”can 44 be taught by a child.
Training a dog to be a watchdog often
produces unexpected results. Same dogs quickly learn the difference 45 unwanted people and friends. This is 46 their masters
welcome friends and invite them into their houses. However, some dogs will
always 47 the postman who comes to 48 letters. One explanation for this behavior is that, although the
postman comes to the house often he never 49 the house.
Therefore, the dog thinks the postman is someone 50 is not
wanted, but keeps 51 back anyway.
Dogs are extremely useful as 52 for blind people. When a dog has been properly trained, he will lead
his blind master in the right direction and keep him 53 danger. For example, seeing eye dogs 54 a busy road
when cars are coming, 55 their
masters command them to do so.
36. A.
saving B. helping C. making D. protecting
37. A. lost B. losing C. loss D. missed
38. A. have
long used B. have
long been used
C. have
long been using D. are long
being used
39. A.
cinemas B. theatres C. museums D. circuses (马戏 )
40. A.
although B. as C. since D. because
41. A. me B. human things C. human beings D. students
42. A. obey B. command C. do D. study
43. A.
spend B. take C. use D. want
44. A.
still B. though C. enough D. even
45. A. from B. between C. among D. with
46. A.
because of B. due to C. why D. because
47. A. beat B. protest C. attack D. eat
48. A.
deliver B. give C. post D. fetch
49. A.
enters B.
enters into C. gets D. arrives to
50. A. he B. who C. whom D. which
51. A. come B. to come C. coming D. it coming
52. A.
companies B.
companions C. men D. colleagues
53. A. out
from B. out C. out of D. out by
54. A.
learn never to across B. learn to never cross
C. never learn to cross D. learn never to cross
55. A. even B. if C. even if D. because
36-40 DABDA 41-45 CABDB 46-50 DCAAB 51-55CBCDC