A、 初步形成阶段
B、 逐步发展并形成轮廓的阶段
C、 走向成熟形成理论体系阶段
D、 实事求是解放思想阶段
答案：A
A、 初步形成阶段
B、 逐步发展并形成轮廓的阶段
C、 走向成熟形成理论体系阶段
D、 实事求是解放思想阶段
答案：A
A. do
B. didn＇t do
C. don＇t
D. didn＇t
A. was being repaired
B. was repairing
C. is repairing
D. has been repaired
A. don＇t I
B. do I
C. have you
D. haven＇t you
A. 旧民主主义性质
B. 社会主义性质
C. 新民主主义性质
D. 封建主义性质
A. When they were doing
B. After they have done
C. Having done
D. They had done
A. will find out
B. find out
C. am finding out
D. have been finding out
解析：解析:时间状语从句和条件状语从句中主句为将来时则从句用一般现在时。解析:find out 查出原因解析:find 发现 look for 寻找
A. the most of them
B. the most of it
C. most of them
D. most of it
解析：解析:furniture 不可数名词
