新概念第三册自学导读 Lesson51

4  Leon Bagrit's most important insight into the future development of computers was in terms of their ______ .

a．ability to relieve people of boring tasks

b．size, power and cost

c．use in traffic management

d．commonplace use in offices and hospitals

Structure 结构

5  It is notoriously difficult ______ the future. (1. 1)

a．when predicting

b．the prediction of

c．to predict

d．that we predict

6  Who could have imagined that ______ as many computers as TV sets? (11. 1-4)

a．there would be

b．there to be

c．their being

d．there were

7  People in those days liked to believe in computers ______ the world. (11. 18-19)

a．taking over and ruling

b．that took over and ruled

c．take over and rule

d．to take over and rule

8  ______ Bagrit's predictions so remarkable is their accuracy. (1. 28)

a．What makes

b．Why are

c．How many are

d．They make

Vocabulary 词汇

9  Bagrit ______ the idea that computers would rule the world. (11. 18-19)

a．refuted

b．refused

c．rejected

d．discharged

10  Bagrit foresaw that computers would become ______ small to hold in the hand. (11. 19-20)

a．adequately

b．sufficiently

c．capably

d．possibly

11  All these computer uses have become ______ . (11. 22-23)

a．relatively normal

b．more or less frequent

c．taken for granted

d．unexceptionable

12  The Internet enables us to ______ instantly with anyone in any part of the world. (11. 24-25)

a．get in touch

b．contact

c．send a message

d．convey an idea