--Can you tell me why more and more people choose to shop in a supermarket?
--Because it offers a great of goods.
| A．variety | B．mixture |
| C．connection | D．combination |
He_______just before the concert started.
| A．dropped out | B．dropped away | C．dropped in | D．dropped up |
--- How do you find the concert in the Beijing Grand Theatre last night?
--- _________. But the conductor was perfect.
| A．I couldn’t agree more | B．I don’t think much of it |
| C．I was crazy about it | D．I really like it |
I ________ to help you with your homework, but I couldn’t spare any time. I ________ a composition last night and I’ll finish it today.
| A．wanted; wrote | B．had wanted; was writing |
| C．have wanted; wrote | D．wanted; have been writing |
Without facts, we can’t form a correct opinion, for we need to have actual knowledge _______ our thinking.
| A．which to be based on | B．which to base on |
| C．on which to base | D．which to base |
Recently we held a discussion about what we shall use for power when all the oil in the world has _________?
| A．run out of | B．used up | C．given out | D．put out |