完形填空。通读下面短文,掌握其大意,然后在各题所给的(A、B、C和D)四个选项中选出最佳选项。
 AMERICA’S first daughters, Malia and Sasha, are excited about getting a pet dog. But their father, President Obama, has told the girls they have to pick up the poop(狗粪)       the grass. It's true. Keeping a dog  _ __ lots of other work besides(除…之外) picking up the poop. For example, you’d better know __     the dog goes to bed and how it lives happily. It means you have to know the animals'      and be ready.
 Li Hui, 15, of Beijing, once kept a rabbit and some goldfish. __    all of them died. "My rabbit ate the wrong food," said Li. "My       died because they ate too much!"
 Xiao Ting, 15, of Shanghai, wanted to keep a dog a year ago. She got food and a new doghouse ready to       the dog, but she only kept the dog for one day. "I       thought a dog could be so active. It wouldn't stop barking(吠). My father had to walk      at 3 o'clock in the morning!"
 "You’d better think it is like your      . " said Liu Yining, a  _        Beijinger. She is a (an)       pet keeper. Her family has kept a dog named Pipi for three years.      Pipi first came to Liu's home, it made her house dirty everywhere. It took a long time to teach Pipi to go to the toilet. She talks and plays with Pipi a lot. She really       Pipi.
 __    a pet means you have to be patient and caring.
 
  
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       | A.under | 
       B.with | 
       C.of | 
       D.from | 
       
     
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       | A.asks | 
       B.needs | 
       C.tells | 
       D.says | 
       
     
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       | A.what | 
       B.why | 
       C.when | 
       D.how | 
       
     
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       | A.habits | 
       B.food | 
       C.home | 
       D.health | 
       
     
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       | A.Because | 
       B.And | 
       C.So | 
       D.But | 
       
     
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       | A.rabbit | 
       B.goldfish | 
       C.dog | 
       D.cat | 
       
     
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       | A.know | 
       B.wait | 
       C.welcome | 
       D.choose | 
       
     
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       | A.already | 
       B.always | 
       C.ever | 
       D.never | 
       
     
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       | A.dog | 
       B.toy | 
       C.friend | 
       D.student | 
       
     
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       | A.14 years old | 
       B.14-years-old | 
       C.14-year-old | 
       D.14 years-old | 
       
     
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       | A.dangerous | 
       B.interesting | 
       C.successful | 
       D.friendly | 
       
     
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       | A.when | 
       B.before | 
       C.if | 
       D.so | 
       
     
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       | A.cares about | 
       B.worries about | 
       C.talks about | 
       D.thinks about | 
       
     
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       | A.Keep | 
       B.Keeping | 
       C.To keep | 
       D.Kept | 
       
     
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