以下是引用ilhht在2009-3-25 12:12:00的发言: 81. (28921-!-item-!-188;#058&003760) In the major cities of industrialized countries at the end of the nineteenth century, important public places such as theaters, restaurants, shops, and banks had installed electric lighting, but electricity was in less than one percent of homes, where lighting was still provided mainly by candles or gas. electricity was in less than one percent of homes这个状况是出现在, 那些地方装了电照明之后,所以前面用过去完成时,后面用一般过去时。 这个解释的很赞!!!!!!!!!!!莲掌看这个,不要看我的解释了。 |