问题 填空题

有一个整式减去(xy﹣2yz+3zx)的题目,小林误看成加法,得到的答案是2yz﹣3zx+2xy,那么原题正确的答案是(    )

答案

6yz﹣9zx

阅读理解

阅读理解。

Pet in Great Britain

  Lots of families in Great Britain have one or more pets. Dogs are the

favorite pets and there are about 6,000,000 0f them in Britain. The second

favorite pets are  cats (about 5 ,000,000 ) and  the third favorite pet is a

bird-the budgie(虎皮鹦鹉) . Some families do not keep cats or dogs. They keep

other animals as pets in their homes. There are more than 12,000,000 pets in

Britain.

  The British take good care of their pets. They give them  nice  names:

Rover, Rex, Cindy, Misty (for dogs) ;Albert , Snowy , Fluffy , Tom (for cats);

Polly, Chatterbox (for parrots) ; Guy, Scamper, Shipley (for monkeys) . When

they speak of their pets , they say " He " , " She " , not "It" .

  The British give their pets nice food to eat. They buy food for their pets in

pet shops. The British are pet lovers !

1. The meaning(意思)of " keep " in this passage is " _______"

A. 保存    

B. 留宿    

C. 喜欢    

D. 养

2. There are over _______pets in Britain.

A. 5,000,000                  

B. 6,000,000

C. 11,000,000                  

D. 12,000,000

3. In Britain, monkeys usually have names like _______and _______

A. Chatterbox; Scamper        

B. Misty; Snowy

C. Rover; Cindy                

D. Shipley; Guy

4. The British people give their pets _______and _______

A. houses; nice  names          

B. food; houses

C. nice names; nice food      

D. pet shops; pet food

5. Look at my doggy! _______is a nice boy, right?

A. He        

B. It            

C. She          

D. Dog

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