With the development of technology,computer have come into the market__capable of doing verycomplicated calculation at great speedAthat they are B which are C that is Dwhich they are c,d怎么不对

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With the development of technology,computer have come into the market__capable of doing verycomplicated calculation at great speedAthat they are B which are C that is Dwhich they are c,d怎么不对

With the development of technology,computer have come into the market__capable of doing verycomplicated calculation at great speedAthat they are B which are C that is Dwhich they are c,d怎么不对
With the development of technology,computer have come into the market__capable of doing very
complicated calculation at great speed
Athat they are B which are C that is Dwhich they are c,d怎么不对

With the development of technology,computer have come into the market__capable of doing verycomplicated calculation at great speedAthat they are B which are C that is Dwhich they are c,d怎么不对
computers 应该加s 这里是名词复数表泛指
本题考查定语从句的知识:先行词是computers 所以which /that 指代computers 在从句中做主语,which 的单复数和指代的名词保持一致,所以是复数用are D的错误是要把they 去掉,用which 做主语,they 必须去掉.