【2015·浙江】How would you like if you were watching your favorite TV program and someone came into the room and just shut it off without asking you?
But for friction (摩擦力), people ______ neither walk, nor even stand up.
It was after he got what he had desired_____ he realized it was not so important.
He was allowed to go swimming _______ he kept near the other boys.
Since he often travels on business, he can ______ himself to sleeping in any place he can find.
_____ took me almost 20 years to have the courage to ask my father this personal question.