There is little chance that we will manage to change the law.          , it is important that we try.

----Could you _____ take care of my cat while I’m away?----Sure. Leave it to me, please.

When I saw my teacher nodding _______ to me, I calmed down and went on with my performance.

—Are you sure that you are      satisfied with this job?—Yes.Nothing can be better.

----I was riding along the street and all of a sudden, a car cut in and knocked me down.------You can never be _____careful in the street.