1、He has never surfed,（改成反意疑问句）
答案解析：根据前面为否定,后面为肯定 【has he 】
2、They have been here since 2000.(对划线部分提问)
【How】【long】【have】　they been here?
3、The old man 【died】 last year.He【has】【been】【dead】for a year.(die) （动词填空）
4、This factory opened twenty years ago.(同义句转换)
This factory【has been open】 for twenty years.
5、Miss Gao left an hour ago.(同义句转换)
Miss Gao 【has】【been】【away】【for】 an hour.
6、Her mother has been a Party member for three years .（同义句）
Her mother【joined】 the Party three years 【ago】
7、The Green Family moved to France two years ago.(同义句转换)
【It's】 two years 【since】 the Green family moved to France.
8、The bus has arrived here.It arrived ten minutes ago.(把两个句子合并成
一个句子)
【The bus has been here for ten minutes 】
【It is ten minutes since the bus arrived】