His writing is so confusing that it's difficult to make out ________ it is he is trying to express.(2011·安徽)
The squirrel was lucky that it just missed __________.
Your hand is dirty. It needs __________.
He narrowly escaped __________ in a car accident caused by careless driving.
He got well prepared for the job interview, for he couldn't risk __________ the good opportunity.
He particularly enjoyed __________ a trick on the three men.