题目

（2016·江苏）______some people are motivated by a need for success, others are motivated by a fear of failure.A. Because B. IfC. Unless D. While 答案：【答案】D【解析】试题考查连词。连词because因为；if如果；unless除非；while尽管；然而；当……时；根据句意可知此处表转折，所以使用while＂尽管＂。故D项正确。背诵课文填空。1.敕勒川，阴山下。________________。________________。风吹草低见牛羊。2.________________，游子身上衣。临行密密缝，________________。3. 日照香炉生紫烟，________________________。4. ________________________，千里江陵一日还。