21. Behavior problems of dogs are believe to ________. 5 O6 k1 e+ ~/ j6 {* V% Y
A) be just part of their nature
3 ~5 D; q5 v2 t' t# Q# G, i, T$ n B) worsen in modern society www.examw.com
; _' r4 b0 J e' P: o% b C) occur when they go wild
* g" |" c, z& e8 Z' \/ M& v D) present a threat to the community
, ]/ u* P) A& I8 j! W& f9 t 22. The primary purpose of obedience training is to ________.
, I6 U# N- Y$ n A) teach the dog to perform clever tricks
& n3 n7 t+ k; g B) make the dog aware of its owner’s authority
$ I# k# r+ q: J; q- [& p/ r# S C) provide the dog with outlets for its wild behavior
) h+ u: u2 D J* c$ F- N9 N: H1 S D) enable the dog to regain its normal behavior
+ I, \, h7 l% J" M" M2 B 23. Effective communication between a dog and its owner is ________. ' J3 p$ F8 Z; @9 \& I( r! c% N+ b
A) essential to solving the dog’s behavior problems
/ G1 t. x& d" k+ N$ i* ^7 [ B) the foundation for dogs to perform tasks
2 q/ a9 C" J1 }2 ]' R C) a good way to teach the dog new tricks
9 P4 X( c( ]0 Q9 o+ q" Q# }( p0 c D) an extreme measure in obedience training
' z- Y+ E3 D9 Z2 I1 D 24. Why do pet dogs love performing tricks for their masters?
1 B" c# e& l& M( C6 n A) To avoid being punished. ( x, N# N3 K8 o7 T' g# B
B) To show their affection for their masters. / B8 @5 N" N' x* p, f
C) To win leadership of the dog pack.
1 U+ Q$ c, m, A3 U$ ]# w) Z: E# z D) To show their willingness to obey. ! p: ]% P- t2 ?4 h/ E' E/ b }1 u
25. When a dog has received effective obedience training, its owner ________.
) ]/ ?; y9 U' M' o5 G( p( C A) can give the dog more rewards 5 o& t2 j1 E' v
B) will enjoy a better family life
- y1 [ p+ X; Z. w: F C) can give the dog more freedom 5 A# f# Y' _! }, m
D) will have more confidence in himself
9 M' R1 B9 a, Q1 d答案:21. A 22. C 23. B 24. D 25. C |