参考答案:while animal behavior depends mainly on instinct/where the behavior of an animal depends mainly on instinct 答案解析:[解析] 本题考查对表示对比或相反的连接词的掌握。while或whereas都可以作为连词,表示前后的一种对比或相反的情况,意为“然而”。注意此处不要用however,因为however是表示一种强烈
第7题: [单项选择]This passage mainly describes ______. A. generation gaps B. work styles of different age groups C. lack of mutual understanding between the old and the young D. imperfect communication between old and young workers 参考答案:B
A. A.3) means ______. helpfulB. difficultC. easyD. useful 参考答案:A 答案解析:语义理解题。问"conducive"的词义。该词所在句为;“The condition most conducive to spending appears to be price stability