Linda reads books every evening.——Does Linda read books every evening?
She can draw.——Can she draw?
You must go to bed at 10:00 p.m.——Must I go to bed at 10:00p.
There is a book in the desk——Is there a book in the desk?
情景一:ECDAB
情景二:CAEBD
Linda reads books every evening.——Does Linda read books every evening?
She can draw.——Can she draw?
You must go to bed at 10:00 p.m.——Must I go to bed at 10:00p.
There is a book in the desk——Is there a book in the desk?
情景一:ECDAB
情景二:CAEBD