I've spent a lot of time and effort getting this far. I'm not giving up now.我花费了许多时间和心血做到这一步，我现在不会放弃的。By this point in the conversation, I was beginning to lose my patience.谈话进行到这一步，我开始失去耐心了。It was disappointing to lose, having got this far in the competition.真是让人失望，比赛进行到这一步了还输掉。