. Some experts are warning that the step the US government has taken to deal with the current crisis is ______ of much risk.
| A．ones | B．one | C．that | D．those |
Some people's greatest pleasure is ______ .
| A．fishing | B．to fish | C．to be fish | D．being fishing |
. It's very kind ______ you ______ say so.
| A．of, to | B．for, to | C．to, to | D．of, / |
The old man's ______ pity on the snake led to his own death.
| A．take | B．taking | C．being taken | D．have |
It is no good ______ today's work for tomorrow.
| A．to leave | B．leaving | C．that you leave | D．leave |
It's no use______ with him. You might as well ______ with a stone wall.
| A．arguing, argue | B．to argue, arguing | C．arguing, arguing | D．to argue, argue |