In today’s world, being able to speak more than one language, including English, is ______ you stand out and get ahead.

__________at the door before you enter the office，or you’ll be considered impolite

iends were talking about education, _______, about the kind of education that they received in their youth.

I don’t like this kind of music.—_______. It’s too noisy.

依次填入下列各句横线处的成语，最恰当的一组是(　　)①下岗失业并没有阻挡她前进的脚步，坚定的信念和与生俱来的拼劲儿使她________，创办起自己的家政企业。②印度和印尼最近遇到了大麻烦：资金外逃，货币贬值，股市下跌，经济增速明显放缓。亚洲金融危机________。③美国是创新和领导力的发动机，与之相竞争的是二战后________、充满自信的日本以及工业、科技基础强的欧洲。