例一：
Where do you come from?He asked Lucy.合并為一句：He asked Lucy where she comes from.
Where do you come from是疑問(wèn)語(yǔ)序,where she comes from是陳述語(yǔ)序.
例二：
How old is Jim?She asked.合并為一句：She asked how old Jim was.
How old is Jim是疑問(wèn)語(yǔ)序,how old Jim was是陳述語(yǔ)序.
例三：
Can you swim?She asked.合并為一句：She asked if/whether you could swim.
Can you swim是疑問(wèn)語(yǔ)序,you could swim是陳述語(yǔ)序.