Personal computers        in 1976．It has changed the whole world．

A． are invented                    B． invented     

C． were invented                   D． have been invented

1、C

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科目：初中英語 來源： 題型：

Personal computers        in 1976．It has changed the whole world．

A． are invented                    B． invented     

C． were invented                   D． have been invented

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科目：初中英語 來源：浙江省金華地區(qū)2012屆九年級中考模擬英語試題 題型：016

Personal computers ________ in 1976．It has changed the whole world．

[　　]

A．have been invented

B．was invented

C．were invented

D．are invented

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科目：初中英語 來源：101網(wǎng)校同步練習(xí)　初二英語　外研版課標(biāo)本 外研版課標(biāo)本 題型：013

Personal computers ________ in 1976．It has changed the whole world．

[　　]

A．have been invented

B．are invented

C．were invented

D．invented

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科目：初中英語 來源：101網(wǎng)校同步練習(xí)　初三英語　外研版課標(biāo)本 外研版課標(biāo)本 題型：016

Personal computers ________ in 1976．It has changed the whole world．

[　　]

A．have been invented

B．are invented

C．were invented

D．invented

查看答案和解析>>

科目：初中英語 來源： 題型：014

Personal computers ________ in 1976. It has changed the whole world.

[　　]

A．have been invented

B．are invented

C．were invented

D．invented

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