The Internet has influenced people's life a lot since it ．

A. invents B. is invented C. was invented D. has invented

C 【解析】 句意：自從發(fā)明互聯(lián)網(wǎng)以來(lái)，對(duì)人們的生活產(chǎn)生了很大的影響�？疾閯�(dòng)詞時(shí)態(tài)和語(yǔ)態(tài)。根據(jù)since引導(dǎo)時(shí)間狀語(yǔ)從句時(shí)，從句動(dòng)詞通常用一般過(guò)去時(shí)，主句動(dòng)詞用現(xiàn)在完成時(shí)，故從句的時(shí)態(tài)為一般過(guò)去時(shí)態(tài)。從句主語(yǔ)it代指the internet，是謂語(yǔ)動(dòng)詞invent的承受者，故用被動(dòng)語(yǔ)態(tài)，因此此處用一般過(guò)去時(shí)的被動(dòng)語(yǔ)態(tài)，其構(gòu)成：主語(yǔ)+was/were+動(dòng)詞的過(guò)去分詞，故答案選C。 ...
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