练习册

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    根据短文及所给首字母.将空格中的单词补充完整.使全文正确通顺. We live in the “computer age . Just 41 years (1)a .computers couldn't do much. They were very big and expensive. They used a lot of energy.Only a few people were (2)i in them. Today computers are smaller and cheaper. They can do (3)s difficult work. Computers become important for many reasons.They work faster than man and make few (4)m . They can “remember much information. A computer can do millions of problems (5)i a few seconds. A person might need years to work out so many problems. 【查看更多】

     

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    根据短文及所给首字母，将空格中的单词补充完整，使全文正确通顺。

    　　Look at the p   1   . It’s a picture o   2   a classroom.  W   3   can you see i   4    the classroom? I can see a b   5   desk in the front of the classroom. Some books are o   6    the desk. What other things can you see on the teacher’s desk? I can see two white b   7   . There is some chalk(粉笔) i   8._   them. Where a   9   the brooms(扫帚)? They are b._____10   the door.

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