---Where will you start your work after graduation ---at home or abroad? --Mm, it’s not been decided yet．I ______ continue my study for a higher degree．　 

If it ______ tomorrow, our picnic _______ to be put off. 

一I heard that you got an A in the chemistry exam．Well done!一Thanks，I know that you     a good job as well．

I insisted that the boy          his hands before having supper.

 To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.