________ you have finished the work，you're free to do what you like．

A．As if             B．Even if           C．Now that               D．because of

The girl who is studying at the art college has a ________ for music and dance．

A．power           B．present               C．gift            D．strength

We firmly believe that war never settles anything．It only ________ violence．

A．runs into         B．comes from              C．leads to                  D．begins with

—Thank you for joining in our conversation tonight．

—________．

A．It's my duty                                              B．It's all right

C．It's my pleasure                                         D．It's nice to say so

Tom，you ________ leave all your clothes on the floor like this!

A．wouldn't              B．mustn't                C．needn't              D．may not

The fire spread through the hotel very quickly，but everyone ________ get out．

A．was able to            B．could       C．had to           D．would

“We can't go out in this weather．”said Bob，________ out of the window．

A．looking                B．to look                 C．looked                   D．having looked

________ is known to everybody，the moon travels round the earth once every month．

A．It           B．As              C．That                       D．What

________ she couldn't understand was ________ fewer and fewer students showed interest in her lessons．

A．What；why            B．That；what                 C．What；because          D．Why；that

There ________ no bus，we had to go back home on foot．

A．being            B．was              C．had been                D．to be