首页 > In my opinion, life in the twenty-first century is much easier than _____. [ ]A. that used to be B.

In my opinion, life in the twenty-first century is much easier than _____. [ ]A. that used to be B.

题目简介

In my opinion, life in the twenty-first century is much easier than _____. [ ]A. that used to be B.

题目详情

In my opinion, life in the twenty-first century is much easier than _____.

[ ]

A. that used to be
B. it is used to
C. it was used to
D. it used to be

题型：单选题难度：中档来源：同步题

答案

D

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