The purpose of technology is to make it easier, ______ it more difficult.A．not m

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The purpose of technology is to make it easier, ______ it more difficult.

A．not make

B．not to make

C．making not

D．do not make

答案

解析

考查并列结构。句意：科技的目的是使它变得更容易，而不是更难。is to make用的是系动词和不定式连用，后面也应该用不定式，且不定式直接加not变否定，所以选B。

举一反三

____ to complete the job on time, they set out to work immediately.

A．Being determined

B．On having determined

C．Determined

D．To be determined

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Let’s stop_____ and_____ a rest.

A．to work; having

B．working; having

C．to work; to have

D．working; to have

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_____ that he isn’t adequate to the present job, he devotes all his spare time to studying professional knowledge.

A．Concern

B．To concern

C．Concerned

D．Concerning

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I really appreciate ____ to help me with my maths, but I’m afraid that I have no time this week．

A．you to offer	B．it you offer
C．your offering	D．this you are offering

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________ a precious diamond necklace for his wife, Martin could hardly afford a tie for himself．

A．Having bought	B．Buying
C．Being bought	D．To buy

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