1.james likes sleeping with the window （ wide open） at noon

1.james likes sleeping with the window （ wide open） at noon in summer.为什么用wide open而不用open wide
2.how long have you——for them?
Abeen waited Bwaiting Cbeen waiting Dwait
A为什么不对?可以理解为是现在完成时用延续性动词吗?wait有延续性动词吗?是什么?现在完成时的延续性结构与现在完成进行时的区别是什么?
3——early to do exercise every day and you will become healthy.
Agetting B to get C get D gets
(什么时候用动名词作主语?什么时候用动词不定时?还有动原呢?）