They ______ on the program for almost one week before I joined them, and now we _____on it as no good results have come out so far.
| A．had been working; are still working | B．had worked; were still working |
| C．have been working; have worked | D．have worked; are still working |
We have two spare rooms downstairs, ______ has been used for more than two months.
| A．neither of them | B．none of which | C．none of them | D．neither of which |
—John, why are you going to fly to South Africa next week?
—______ the FIFA World Cup 2010.
| A．Seeing | B．See | C．To see | D．To be seeing |
They are not ______ to give up the chance to take part in the international book fair.
| A．likely | B．possible | C．probable | D．maybe |
The World Expo Shanghai 2010 has now become the ______ of the world’s media attention.
| A．matter | B．thought | C．force | D．focus |
. Many composers, directors and procucers are ______ that the erhu, a Chinese musical instrument, can make their films more colorful.
| A．aware | B．anxious | C．cautious | D．modest |