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.

　　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．first

B．late

C．last

D．whole

(2) A．wolves

B．cats

C．humans

D．students

(3) A．where

B．what

C．when

D．which

(4) A．steal

B．waste

C．make

D．serve

(5) A．steal

B．foxes

C．wolves

D．dogs

(6) A．when

B．after

C．before

D．as soon as

(7) A．cool

B．warm

C．bot

D．cold

(8) A．hard

B．useless

C．easy

D．useful

(9) A．so

B．and

C．but

D．although

(10) A．hurt

B．kill

C．protect

D．see

答案：A;C;B;A;D;C;B;D;B;C
解析：

(1)由下一句These first“dogs”were not like可知。

(2)此句應為“被人類馴服”。

(3)what引導賓語從句，表示“所……的”。

(4)steal some food“偷一些食物”。

(5)由上文可知。

(6)根據(jù)常識，狗的嗅覺比人的靈敏。

(7)由on cold nights可推斷。

(8)由第三段的描述可知“養(yǎng)狗是有用的”。

(9)and表示順承或并列關系。

(10)由because they are really our friends可知選C。


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