With films like Avatar proving__________ in cinemas, many technology experts believe 3D is now set to take over the home market,
| A．difficult | B．easy | C．common | D．popular |
I am wondering ___________he expects will win the gold medal in Men’s Sing.
| A．whom | B．who | C．which | D．what |
－Shall I give you a ride since you live so far away?
－Thank you.______________。
| A．It couldn’t be better. | B．Of course you can. |
| C．If you like. | D．If you are convenient. |
I _______ the dance performance many times, each giving me a new understanding.
| A．watch | B．watched | C．have watched | D．am watching |
The economic impact study was conducted by a group of _______ selected MBA students at the University of Kansas.
| A．especially | B．specially | C．regularly | D．potentially |
_______ any other species, human populations are shaped by the usual forces of natural selection, like famine, disease or climate.
| A．Compared with | B．As with | C．As for | D．In addition to |