The Chinese agricultural tax wasn't completely abolished __________2006，which reduced the farmers' burden greatly.
| A．until | B．before |
| C．since | D．after |
I don't think the charge for overhauling （大修）the equipment is excessive in _____ to its size.
| A．correspondence | B．equation | C．proportion | D．dimension |
My brother likes eating very much but he isn't very _____ about the food he eats.
| A．special | B．peculiar | C．particular | D．unusual |
. I just managed to _____ a quick breath before I was sucked under the water by the passing boat.
| A．snatch | B．scratch | C．scrape | D．scan |
. Many new _____ will be opened up in the future for those with a university education.
| A．opportunities | B．realities | C．necessities | D．probabilities |
.It isn't quite _____ that he will be present at the meeting.
| A．sure | B．right | C．exact | D．certain |