hear of聽到，聽說

put into effect生效

get out of control失控

come to a conclusion得出結(jié)論

decline invitation辭謝邀請

put into use使用，應(yīng)用

put into practice落實(shí)

be satisfied with滿足

hardly…when剛…就…

avoid doing sth.避免干某事

come about發(fā)生，出現(xiàn)

in support of支持

bring about發(fā)生，引起

be different from與…不同

out of the question絕不可能

in time及時(shí)

indifferent to不在乎

above all最重要的

prepare for準(zhǔn)備

first of a11首先

get to開始;到達(dá)