Eating too much fat can _________ heart disease and cause high blood pressure.
In order to make up for the lost time, they are working ______.
She used ______ on the right in China, so she was not used _______ on the left in England at first.
____ finishing his homework, he went to play basketball.
He tried to invite some famous pop stars to sing in the concert ______, but failed.
_____ we have finished the course, we shall start doing more revision work.