--It’s reported that young people are responsible for 60% of the traffic accidents.---Exactly. Young drivers are far more _______ to drive faster than old ones.

Work gets done ________ when people do it together, and the rewards are higher too. 

--- What do you think of the speech?--- The speaker said _____ nothing worth listening to.

－In what way will you use your portable computer? －I’ll use it ______ for giving lectures at conferences at home and abroad.

(2013·湖北，29)Don't defend him any more.It's obvious that he________destroyed the fence of the garden even without apology.