【正文】
如 : Mary discovered that listening to tapes helped her a 磁帶對(duì)她很有幫助。如 : I haven’ t discovered how to improve my English. 我還沒發(fā)現(xiàn)如何提高英語。如 : I discovered him to be a good teacher. 我發(fā)現(xiàn)他很會(huì)學(xué)習(xí)。表示 “發(fā)現(xiàn) ”某一情況或某一