根据短文内容,用方框里所给词的适当形式填空,每词限用一次
A washing machine helps us to wash clothes. A printing machine helps us to__4__ a lot of books, news papers, 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 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. |