问题补充:
39. is certain, people’s living conditions in China have improved a lot since the 1980s.
A. It
B. As
C. what
D. Which
答案:
A. It
(答案→)B. As
C. what
D. Which
解析:可联系答.案.网客服索取。
时间:2018-06-28 08:19:32
39. is certain, people’s living conditions in China have improved a lot since the 1980s.
A. It
B. As
C. what
D. Which
A. It
(答案→)B. As
C. what
D. Which
解析:可联系答.案.网客服索取。