1. Yes.
2.It was poor.
3. Because they often worked 17 hours a day.
4.In the 1970s and 1980s.
5. Where it is and how it has developed.
(答案不唯一)
1. Yes.
2.It was poor.
3. Because they often worked 17 hours a day.
4.In the 1970s and 1980s.
5. Where it is and how it has developed.
(答案不唯一)