第18题: [单项选择]Questions 22 to 25 are based on the passage you have just heard. A. There are neither rivers nor streams. B. There is no grass all the year round. C. It is mainly bare rock with little grass. D. There are a few streams and rivers. 参考答案:C 答案解析:[解析] Q: What do we learn about the Gobi Desert from the passage
第38题: [单项选择]None of the soldiers was allowed to open fire unless heavy loss was shown to be ______ inevitable. A. nonetheless B. otherwise C. hence D. therefore 参考答案:B 答案解析:[注释] 本题需要注意一些常用过渡性副词的用法。A.nonetheless表示转折; B.otherwise表示条件;C.hence和 D.therefore表示因果关系。本句大意是“除非肯定会遭到严