-Ten minutes ago, there __________ an eraser, a pen and some books on the desk.But now there __________ anything on it.-Don't worry. Maybe someone put them away.A. was, isn't B. were, isn't C. is, wasn'tD was, wasn't
Not only his parents but also his brother____ to the Summer Palace. They haven’t been back.
I prefer _____ shopping to _____ at home.
Not all the students would rather______computer games than_______
The railway_______Qinghai to Tibet is the longest plateau (高原) railway in the world.
If we don’t study hard, we will in our class.