问题

I’m sorry to keep you ______ for an hour. Now let’s begin our work.
A:to wait
B:waiting
C:wait
D:waited
B:waiting
C:wait
D:waited
正确答案是:
同类题型
Elvis Presley has sold more than one______ records all his life.
Who is ________ English teacher?— Well, it’s Mrs. Green. She teaches ________ English very well.
Go straight and ___________left.The hospital is next to the post office.
Our teacher looks ______ today.
If a girl doesn’t know _____ to wear, she can ask her best friend for help.