单项选择题

A．Because they did not eat other animals.
B．Because they were useful for protection.
C．Because they were good hunters.
D．Because they always obeyed their masters.
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单项选择题
A．The couple were involved in an accident.B．The man had the car repaired.C．Their car has to be replaced.D．Their car was stolen and the man found it.
A．The couple were involved in an accident.
B．The man had the car repaired.
C．Their car has to be replaced.
D．Their car was stolen and the man found it.
单项选择题
A．For protection against other animals.B．For protection against other dogs.C．Just for fun.D．For the purpose of guarding the hous
A．For protection against other animals.
B．For protection against other dogs.
C．Just for fun.
D．For the purpose of guarding the hous
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