________ you have to do the job, you should try your best to do it well even though it may be very difficult for you.

My sister was angry ______ what he said.

I don’t like the way ______ you speak to her.

Government should make sure ____ all sculptures are kept well when removed. 

Personally I prefer to stay up ______at night, but not ______I’ll have to drive to work the next day.