Question

【题目】 The mobile phone has influenced people’s life a lot since it ____.

A.invents B.invented

C. has been invented D. was invented

Answer 1

【答案】D

【解析】

试题分析：句意：自从发明移动电话以来，它已经影响了人们的生活。结合本题语境以及主句的时态可知，从句要用一般过去时的被动语态。所以答案为D。