ogressive forms] have as a centre or main subject [无被动态;不用进行式]以……为中心(主题)Рe.g. Jane’s life revolves around her children—she seldom cares about herself.Р Their troubles revolve around money management.Р9. catch sb. unawares surprise sb. by one’s presence 出其不意地出现Рe.g. The little boy’s question caught pletely unawares. I had never thought about it before.Р You caught us unawares ing so early.РDifficult SentencesР1 Under these circumstances, many drivers would just honk once or twice, wait a short minute, then drive away. (Para. 5)Р在这种情况下,很多司机只会按一两下喇叭,等一小会儿,然后驱车而去。Р2 She was wearing a print dress and a pillbox hat with a veil pinned on it, like someone out of a 1940s movie. (Para. 8)Р她穿着一身印花裙子,戴着一顶平顶无边女帽,上面还别着面纱,看上去就像从20世纪40年代电影中走出来的人。Р3 I quietly reached over and shut off the meter. (Para. 18)