—________ has brought worldwide attention to China?
—Rapid and steady economic growth, of course.
| A．What do you think it is |
| B．What do you think is it |
| C．What do you think it is that |
| D．What do you think is it that |
The government has taken some measures to reconstruct the earthquake-hit areas, but it must be some time ________ everything returns to normal.
| A．since | B．after | C．unless | D．before |
________ twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.
| A．Examining | B．Examined |
| C．Being examined | D．Having been examined |
We agreed to accept ________ they thought was the best professor in the college.
| A．whatever | B．whomever | C．whichever | D．whoever |
I don’t know who invented ________ telephone. It’s really ________ most useful invention.
| A．the; a | B．/; a | C．a; the | D．/; the |
In hot weather, an old tyre can break again easily it’s mended.
| A．when | B．where | C．which | D．that |