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Many people like to keep dogs as their pets．But do you know dogs were not home animals long long ago?

The first wild dogs were trained by ___1___ in Europe about 10，000 years ago．These first “dogs” were not like what we have now．They may have been small wolves（狼）．These dogs often came near people to ___2___ some food．Some of the young dogs were kept by people and grew up with them．

People believed the dogs were a ___3___ to them in many ways．The dogs helped them to hunt（狩獵）．They could smell and hear danger before people could．They helped keep people warm on cold nights．So it was ___4___ to keep the dogs．

Since those early days，people and dogs have always been together．We should not ___5___ them because they are our friends．

1．A．wolves                  B．cats                     C．people                    D．students

2．A．look for                 B．look up                C．look out                 D．look after

3．A．trouble                  B．help                     C．danger                   D．problem

4．A．hard                      B．useless                 C．easy                             D．helpful

5．A．save                      B．like                      C．hurt                       D．feed

Now a lot of people like to keep dogs as their pets．But do you know dogs were wild(野生的)animals long，long ago?

    The  1  wild dogs were trained by   2   in Europe about 10，000 years ago．These first“dogs”were not like  3  we have now．They may have been small wolves．These dogs often came near humans to  4  some food．Some of the young dogs were adopted(收養(yǎng))by people and grew-up with them．

Humans believed the  5  were a help to them in many ways．The dogs helped them to hunt(狩獵)．They could smell and hear danger  6  people could．They helped to keep people    7  on cold night．So it was  8  to raise the dogs.

Now，there are many different kinds of dogs  9  they may look quite different from each other．Dog trainers think there are more than 400 different kinds in the world．The number keeps increasing with new kinds．

    Since those early days，humans and dogs have always been together，We should   10   them from now on because they are really our friends．

   1．A．whole     B，late       C．1ast      D．first

   2．A．wolves    B．eats       C．humans   D．students

   3．A．where     B．what      C．when     D．which

   4．A．serve      B．waste     C．make     D．steal

   5．A．cats       B．foxes      C．wolves   D．dogs

   6．A．when      B．a(chǎn)fter      C．before    D．a(chǎn)s soon as

   7．A．cool       B．warm     C．hot       D．cold

   8．A．useful      B．useless    C．easy     D．hard

   9．A．so         B．a(chǎn)nd       C．but      D．a(chǎn)lthough

   10．A．protect      B．kill       C．hurt     D．see

　　Many people like to keep dogs as their pets. But do you know dogs were wild（野生的）animals long, long ago?

　　The (1) wild dogs were trained by (2) in Europe about 10,000 years ago. These first“dogs” were not like (3) we have now. They may have been small wolves. These dogs often came near humans to (4) some food. Some of the young dogs were adopted（收養(yǎng)）by people and grew up with them.

　　Humans believed the (5) were a help to them in many ways. The dogs helped them to hunt（守豬）. They could smell and hear danger (6) people could. They helped keep people (7) on cold nights. So it was (8) to raise the dogs.

完形填空

　　Many people like to keep dogs as their pets. But do you know dogs were wild (野生的) animals long long ago?

The 1 wild dogs were trained by 2 in Europe about 10,000 years ago. These first “dogs” were not like 3 we have now. They may have been small wolves. These dogs often came near humans to 4 some food. Some of the young dogs were adopted (收養(yǎng)) by people and grew up with them.

　　Humans believed the 5 were a help to them in many ways. The dogs helped them to hunt (狩獵). They could smell and hear danger 6 people could. They helped keep people 7 on cold nights. So it was 8 to raise the dogs.Now, there are many different kinds of dogs 9 they may look quite different from each other. Dog trainers think there are more than 400 different kinds in the world. The number keeps in creasing with new kinds.

　　Since those early days, humans and dogs have always been together. We should 10 them from now on because they are really our friends.