—What do you think of “Where are we going ,dad”, Mum?—Perfect! Though I have seen it once, I want to see it _____ time.
-----Lin Tao’s spoken English is very good. ----- _______. He often talks with foreigners.
I have _______ to tell you.
Teachers’ job is ______ the students learn well.
Students ought ______ the truth.
I can’t stand _____ for you so long.