A greenhouse is a building _______ of glass _______ for keeping plants warm when the outside temperature is low..
| A．made, which is used | B．which is made, is used |
| C．made, being used | D．is made, used |
Education should not be considered to be a __________ in the modern society for everyone has the right to do so.
| A．privilege | B．power |
| C．usage | D．identity |
This shop will be closed for repairs __________ further notice.
| A．with | B．until |
| C．for | D．at |
-How long do you think it will be __________ the Two Sessions （两会）in Beijing come to an end?
-Don't you know they were over on March，17th ？
| A．before | B．since |
| C．until | D．after |
Few people paid full attention to their health conditions __________ they were seriously ill.
| A．when | B．if | C．until | D．after |
The Chinese agricultural tax wasn't completely abolished __________2006，which reduced the farmers' burden greatly.
| A．until | B．before |
| C．since | D．after |