Every 40 minutes we will take a 20-minute break, ______ your guide will give a short talk on different aspect of the Great Wall.
| A．during that | B．and when |
| C．which | D．during which time |
_________ the project as planned，we’ll have to work two more hours a day．
| A．Completing | B．Complete |
| C．Completed | D．To complete |
. We finished the run in less than half the time _________．
| A．allowing | B．to allow |
| C．allowed | D．allows |
The trees _________ in the storm have been moved Off the road．
| A．being blown down |
| B．blown down |
| C．blowing down |
| D．to blow down |
—Can those _________ at the back of the classroom hear me?
—No problem．
| A．seat | B．sit | C．seated | D．sat |
It is one of the funniest things _________ on the Internet so far this year．
| A．finding | B．being found |
| C．to find | D．found |