Tom, before you buy the expensive coat, please think about ______ you can afford it. A. that B. when C. whether
Did you finish __________ the book yesterday?
“I’m taking a long vocation. I’m going to the Great Wall.” “ _______ .When are you leaving?”
I didn’t go to bed _______ my sister came back.
He can’t play soccer__________, __________ he practices it every day.
We have _________ homework today. We don’t have any time to watch TV.