阅读理解Almost everyone likes dogs,and almost everyone likes rea

阅读理解
Almost everyone likes dogs,and almost everyone likes reading stories about dogs
Once of my good friends has a large police dog.His name is Jack.Police dogs are often very clever.Every Sunday afternoon my friend takes Jack for a long walk in the park.Jack likes these long walks very mush.
One Sunday afternoon a young man comes to visit my friend.He stays a long time.He talks and talks.Soon it is time for my friend to take Jack for his walk.But the visitor still stays.Jack becomes very worried.He walks around the room some time and then sits down in front of the visitor and looks at him.But the visitor does not see what the dog mean.He goes on talking.Finally Jack can’t stand(忍受) it.He goes out of the room and comes back a few minutes later.He sits down again in front of the visitor but this time he take the visitor’s hat in his mouth and runs out of the room.
47.The underlined word “visitor” refer to the ______ in the story.
A.young man B.writer C police dog D writer’s friend
48 What does Jack NOT do to show he is worried?
A.He sits in front of the guest.
B.He walks around the room some time.
C.He looks at the young man.
D.He stand on the visitor’s shoes
49.When Jack becomes worried,the visitor is ________.
A.going out of the room B.going on taking
C.ready to leave D.coming back
50 What can we learn from the story?
A.Almost everyone likes reading stories.
B.The writer’s friend is a policeman.
C.Jack is very clever and naughty.
D.The dog enjoys listening to their talk.

a b b c