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4 Leon Bagrit's most important insight into thefuture development of computers was in terms oftheir ______ .

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新概念英语mp3

d.convey an idea

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