第17题: [单项选择]The Klondike was the {{U}}scene{{/U}} of one of the biggest gold rashes the world has ever known. A. location B. view C. event D. landscape 参考答案:A 答案解析:[解析] scene“现场,场面,情景,景色”;view“景色,风景,观点,见解”;event“事件”; landscape“风景,山水画,地形”。从句意“克朗代克河地区足人们迄今为止所知道的最大的淘
第18题:[单选题]铁路工务部门岗位职业道德规范的主要内容是热爱本职,勤奋敬业;遵章守纪,尽职尽责;精心 ( B ),确保质量。 A.保养 B.养护 C.维护 D.检修 参考答案:B
第30题: [单项选择]It is necessary that everyone ______ a copy of this book. A. has B. could have C. will have D. should have 参考答案:D 答案解析:[解析] 在“It is+a.+that从句”结构中,当形容词为important,essential,natural,advisable等词时,that从句中的谓语需要用“(should+)动词原形