Question

【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. If

C. Unless D. While

Answer 1

【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。