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
Photography can be ______excellent hobby for kids.
Could you say it again? I can’t understand __________ you are talking about.
Mr Smith is good _____ his students.[ ]
He is too tired. He doesn’t want to do_______.
It is believed that travelling to Yangzhou in ________ March is ________ enjoyable experience.