Experts ______ the international community to fight cancer aggressively, saying it should be fought in the way HIV/AIDS has been fought in Africa.
| A．obey | B．urge |
| C．operate | D．appoint |
________ requires us to do two things quickly. First, ________ the main topic; and second, to write down the important details.
| A．To take good notes; recognizing |
| B．Taken good notes; recognizing |
| C．Taking good notes; recognizing |
| D．Taking good notes; to recognize |
The academicturnedTVcelebrity is reported ________ at a Kunqu Opera performance staged at Peking University.
| A．to boo(喝倒彩) | B．to being booed |
| C．to have been booed | D．to be booed |
It's almost common for a video game nowadays to have multiple endings ________ the players' choices during gameplay.
| A．depends on | B．depending on |
| C．depended on | D．to depend on |
________ copies of Mo Yan's works will be on sale after his talk at the Press Conference.
| A．Signing | B．Sign |
| C．Signed | D．To sign |
Ben received an invitation to dinner, and with his work ________， he accepted it happily.
| A．finished | B．finishing |
| C．having finished | D．was finished |