题目内容：

The Most Popular Pets in the world

  What are the most popular pets in the world? Cats and dogs!

1.___.This is around half of the country’s population(人口).About 60% of American families celebrate（庆祝） their pets’ birthday.

  Cats and dogs are also good topics for small talks---“ What a lovely dog! What's his name?”  2.__

People think dogs are loyal（忠诚的） animals. They help do lots of jobs like hunting(打猎 ) and guarding(守卫 ).  3._______. In 1957, Russia put a dog called Laika into space.

  Cats catch mice. They are not as loyal as dogs, but they can make people happy.

  Today, cats and dogs are both people’s good friends.   4.___. The most famous ones are Garfield and Snoopy. Garfield is a lazy fat cat. He likes eating and sleeping all the time. He is smart, too. He can write some letters and tell time sometimes, although he often repeats that he can’t. He is often mad at his master who can understand him well. Snoopy is a kind small dog.  5.______ . He likes to write stories and make his friends feel better.

 

They are really tiring. They are in the most popular cartoons He is quiet and he has many good friends. People easily become friends because of pets They even went into space earlier than people Also, there are many other different types of pets. In the USA, there are more than 100 million cats and dogs.