— I will come to attend your lecture at 10:00 tomorrow.
— I’m sorry, by then my lecture will have ended and I _____ in my office.
| A．am working | B．will work | C．will be working | D．will have worked |
— Will you go to the World Expo in Shanghai by bullet train after the Examination?
—_______ I may go by air.
| A．Why not? | B．Not really. | C．How come? | D．Oh, great. |
Let’s keep to the point or we ___________ any decisions．
| A．will never reach | B．have never reached | C．never reach | D．never reached |
In the Great Depression, the American government couldn’t find good solutions _____ the unemployment problem
| A．of | B．to | C．on | D．about |
In January, 2004, the United States successfully launched “Spirit”, a Mars Exploration Rover, _____ a new milestone in the history of mankind.
| A．it marked | B．marking | C．marked | D．to mark |