They ______ so tired if they ______ for a whole day.
| A．wouldn’t feel, didn’t walk |
| B．wouldn’t feel, weren’t walking |
| C．wouldn’t be feeling, weren’t walking |
| D．wouldn’t be feeling, hadn’t been walking |
When he was a boy, he used to go there and watch _____.
| A．to repair bicycles |
| B．bicycles to be repaired |
| C．bicycles being repaired |
| D．repairing bicycles |
Towards evening, the patient opened his mouth as if _____ something to his son.
| A．said | B．say | C．to say | D．to have said |
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 |
The old farmer, _____ the badly injured and burnt soldier, came out of the burning farmhouse, calling continuously for help.
| A．supporting | B．having supported |
| C．being supported by | D．being supported |
-----He ought to have been warned of the danger.
----- ______ ,but he just wouldn’t listen to me.
| A．So ought he | B．So he was | C．So he was | D．So he had |