题目内容：

求英语大神来把这五个句子改成特殊疑问句
Maria has been studying English since 1999
My cousin has been playing football for muchly 4 years
Alison has been skating for the whole 5 hours
we are been waiting have for the whole 3 hours
Bill has been doing homework since he came back 是改成特殊疑问句不是翻译

优质解答

Maria has been studying English since 1999.
How long has Maria been studying English?
My cousin has been playing football for muchly 4 years.
How long has your cousin been playing football?
Alison has been skating for the whole 5 hours.
How long has Alison been skating
We have been waiting here for the whole 3 hours.
How long have you been waiting here?
Bill has been doing homework since he came back.
How long has Bill been doing homework?

追答：

你的题目并没给出做题的限制条件，这五句都是延续一段时间的现在完成时的句子。要改成特殊问句，也只有对时间状语提问最合适了。