Here _____ some oranges for you.[ ] A. i_爱下问搜题

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问题选择题

Here _____ some oranges for you.[ ]

A. is

B. am

C. are

D. be

答案

答案：C

填空题

根据短文内容，用方框中所给单词填空，每词限用一次。

fast, other, print, better, widely, kinds, machine, modern, invented, necessary

     Do you know machines? Now they are 1            used all over the world. Why are machines so
important and 2            to us? Because they can help us do things faster and 3            . A washing
machine helps us to wash clothes.
    A printing machine helps us to 4            a lot of books, newspapers, magazines and many 5
things quickly.
    Bicycles, cars, trains and planes are all 6            , too. They help us to travel faster than on foot.
     The computer is a wonderful machine. It was 7             not long ago. It not only stores information
but also computes numbers millions of times as 8             as a scientist does.
     Let's study hard and try to use all 9            of machines. I think we can build China into a 10
country in the future.

单项选择题

B737-300型飞机的A检周期一般为：（）.

（A）250小时

（B）300小时

（C）400小时

（D）200小时