课文理解
Many pet owners treat their furry friends as ________.

A．a part of the family

B．friends

C．companions

D．classmates

________ are their favorites.

A．Tropical fish and birds

B．Cats and dogs

C．Mice and dogs

D．Cats and fish

There lies a basic American belief in keeping pets.That is ________.

A．pets should have a good life

B．pets can live harmoniously with people

C．pets have a right to be treated well

D．pets are beneficial to humans

Pets cannot ________.

A．lower a person’s blood pressure

B．offer protection from burglars

C．provide companionship and love

D．help people do housework

Pets even encourage social relationships because ________.

A．they can ease the contradiction (矛盾)

B．they can end the quarrel

C．they can give their owners an appearance of friendliness and provide a good topic of conversation

D．they can please the human beings