21.Behavior problems of dogs are believe to ________.
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A) be just part of their nature
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B) worsen in modern society
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C) occur when they go wild
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1 z. t: s: Q. Z" W' M, w0 |, t. [# R D) present a threat to the community
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' N j/ N7 s! P7 N 22.The primary purpose of obedience training is to ________.6 _6 ^: W( j0 a% s* ?' \
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A) teach the dog to perform clever tricks
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B) make the dog aware of its owner‘s authority1 O5 o' {" z8 R
, A0 ]1 c9 G! [7 B/ ~ C) provide the dog with outlets for its wild behavior
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D) enable the dog to regain its normal behavior
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2 y# n5 y! R+ a5 ` 23.Effective communication between a dog and its owner is ________.* D" o# ~% q3 f: l i+ R
$ C. s" Q8 Z6 u; T+ n* V A) essential to solving the dog‘s behavior problems
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/ j$ }5 N- q. {. S B) the foundation for dogs to perform tasks' w0 V- Q9 V1 V2 f& u$ [
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C) a good way to teach the dog new tricks c4 f1 p! ?7 ^5 ]& I
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D) an extreme measure in obedience training
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24.Why do pet dogs love performing tricks for their masters?
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" g; S' T( U* [0 h( @! Z" s2 m) G A) To avoid being punished.- k. o4 p, F( @3 \: c/ e
% `' z& I! d- K+ x# l/ M- F7 _ B) To show their affection for their masters.' h! @8 {; o; m7 m' w( i
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C) To win leadership of the dog pack.
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D) To show their willingness to obey. b6 N9 m6 O2 `' U" j1 C3 c' u
' q* V7 d& x9 C6 |6 m 25.When a dog has received effective obedience training, its owner ________.
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A) can give the dog more rewards
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! y6 @* b; j3 f! u* B B) will enjoy a better family life% D% f- G, A: m% e, b# P( V6 M2 F
/ y& a6 u: X V C) can give the dog more freedom; s8 l$ q' P+ O. H7 t# w) }) o
9 a; P/ T0 @& Y5 N4 T$ e1 ? D) will have more confidence in himself
u8 a% u+ X. k% x" S答案:21.C 22.D 23.D 24.A 25.B</p> |