* ( hand) back to China in 1997 by British.In the past years many high buildings ( build) .Marry factories and s
问题描述：
* ( hand) back to China in 1997 by British.In the past years many high buildings ( build) .Marry factories and schools (Set) up.
求问号代表的单词（正确形式）
答
was handed
were build
were set upThe population of * is over six million. 98 percent of the population are Chinese.Both English and Chinese spok English in * ,as it ? (Rule) by Britain since 1841had been ruled.