What’s the sound of the letter “o” in the word “phone”?
— Hey, boy. You can’t cross the street now. You have to wait _______ the traffic lights turn green. — Oh, sorry and thank you.
Many basketball fans believe that Cavaliers (骑士队) will win the NBA playoffs(季后赛) Champion_______.
—_______hard work you have done! —It’s very kind of you to say so.
—______ did you _____ the problems at that time? — I worked hard with our group to solve them well.
Kate’s dad is getting old. She will go back home to see him_______it is convenient.