Tim was so tired this morning. It was difficult to _________ of bed.
What he said reminded me_______ my old friend Jack.
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.