--There so many foreigners in the streets these days.-- They might be runners in the Yellow River Estuary (入海口,河口) International Marathon.
We will have a ___holiday after the exam.
Though it was late, _____he went on with his work.
He has a friend who_____the piano very well.
I____singing to dancing.
“Help _____to some fish。” Mrs Smith said to the children.。