问题补充:
.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
答案:
A. that used to be
B. it is used to
C. it was used to
(答案→)D. it used to be
解析:可联系答.案.网客服索取。
时间:2019-07-10 10:06:13
.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
A. that used to be
B. it is used to
C. it was used to
(答案→)D. it used to be
解析:可联系答.案.网客服索取。