战国时期延续了春秋时期的社会发展，但两者之间的社会制度存在本质区别。
参考答案：错
Jim __________ good work last week.[ ]
A. find
B. finds
C. is finding
D. found
一Do you know _____ the man with sunglasses is?
—I'm not sure. Maybe a reporter. [ ]
A. who
B. what
C. where
D. how
