It’s generally believed that the_________ of the Dragon Boat Festival is to celebrate the great poet Qu Yuan.
| A．resource | B．ambition | C．origin | D．treasure |
—Are you satisfied with the result?
—Not at all. It couldn’t be _________.
| A．any better | B．any worse | C．so bad | D．the worst |
The prices of houses, ____________ is often reported, have been going up sharply in the past few months.
| A．which | B．it | C．as | D．what |
Wang Lin failed to be admitted by Hong Kong University last year, and only then _____________the importance of English.
| A．he finally realized | B．he had realized | C．had he realized | D．did he realize |
By playing with the native boys and girls, one can ______ a lot of their language.
| A．pick up | B．set up | C．build up | D．put up |
You__________the parcel home. The shop would have delivered it if you had asked.
| A．needn’t have carried | B．couldn’t have carried |
| C．mustn’t have carried | D．shouldn’t have carried |