_________ some maddals came to live in the sea is not
| A．Which | B．Since | C．Although | D．How |
___we admit that there are still some problems about NMET, we don’t mean that it’s of no use.
| A．While | B．Until | C．As | D．Unless |
Mr. Smith found that gas from the pipe when he came back because we forgot to switch off. But at last we were lucky to escape .
| A．escaped, being punished | B．was escaping, being punished |
| C．escaped, punishment | D．was escaping, punishing |
Human facial expressions differ from those of animals in the degree ______ they can be controlled on purpose.
| A．with which | B．to which | C．of which | D．for which |
With world economic crisis_________, people appeal to the government for more unemployment benefits.
| A．worsening | B．worsened | C．gone bad | D．went bad |
I didn’t want to be _________________ with politics at all.
| A．dealt | B．associated | C．involved | D．consulted |