答案:社会稳定制度。
答案:社会稳定制度。
A. when
B. where
C. which
D. that
解析:解析:强调句
A. was
B. will be
C. be
D. were
解析:解析:be able to do解析:选项C中when是时间状语从句,谓语不直接跟系动词be。
A. Have I known
B. I have known
C. Had I known
D. I had known
解析:解析:
A. that
B. which
C. it
D. as
A. 新疆维吾尔自治区
B. 内蒙古自治区
C. 广西壮族自治区
D. 宁夏回族自治区
解析:解析: