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A survey was conducted in 2002 by the Computer Security Institute, that 90 per c

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A survey was conducted in 2002 by the Computer Security Institute, that 90 per c

A survey was conducted in 2002 by the Computer Security Institute, ________ that 90 per cent of the companies questioned had had their security system ________ in the previous year．

A.showed; broken into

B.showing; breaking into

C.showing; broken into

D.to show; break into

试题答案

C

标签：institutesecuritycomputerthatcent

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