merciful mercy abrupt abruptly convenient convenience conveniently merry merrily caution cautious cautiously innocent innocence associate association identification identify identity expectation expect distinguish distinguished call up now and then set about dive into set out(to do)不挂断；稍等；紧紧握住不挂断；稍等；紧紧握住 次序颠倒；发生故障次序颠倒；发生故障 设法联系上设法联系上(尤指打通电话尤指打通电话)；(设法设法)做完；通过；度过做完；通过；度过 回复电话回复电话 挂断电话挂断电话 before you go to the meeting?so important that and you will see that I am right
