With temperature ________ so rapidly, we could not go with the experiment.
| A．fall | B．falling | C．fallen | D．to fall |
—How did you find the fashion show?
—_______________.
| A．A friend of mine showed me the way | B．It was fascinating |
| C．The designer invited me | D．By taking a No.11 bus |
In ancient China, a gold dragon on the emperor’s clothes was regarded as a _____ of power and position.
| A．mark | B．sign | C．symbol | D．feature |
This year the price of rice _____ about twenty percent.
| A．was raised | B．has been risen for | C．has risen by | D．has raised to |
Experts are trying to work out a plan to deal with the problems caused by global warming ______ it is too late.
| A．when | B．if | C．before | D．until |
We haven’t discussed yet ______ we are going to place our new furniture.
| A．that | B．which | C．what | D．where |