-- _____is that used for?---_____ the floor.
Although _____ by Xiamen University wasn’t far beyond his dream, he couldn’t afford the tuition.
.— I’m not good at singing, you know. — _____.It’s just for fun.
.— Shall we attend the concert this evening? — Great idea, _____ we can do some shopping first.
Under no circumstances _____ that I would meet so many problems when I decided to take the job.
They wouldn’t agree to sell the house to us at the same price_____ they had promised, _____ was rather disappointing.