On Sundays there were a lot of children playing in the park, their parents seated together joking. Question:为什么这里用的是seated用的是过去分词,而不是现在分词, their parents与seat之间不应该是主动关系吗?欢迎各位解答一下,非常感谢
The oiling is
done (①with higher wages, well-ventilated factories and piped music), (②and
by psychologists and “human-relations” experts )①句中with后面的,是作done的状语吗?②句作什么成分吗?
With trademark frankness and humor, these popular BDSM/sexuality authors document their journey intothe realm of transcendent kink and radical ecstasy.
...》高一分册(上)第75页上有这样一道选择填空题:“4. There _____ masses of ice on the river. A. is B. are C. has been D. have been”该书在第77页所提供的答案与详解是这样的:“4. B。masses of …是复数,表现状用...