第18题: [填空题]Apart from the professional and academic discussions, the obvious characteristics of a workshop ______ its emphasis on practical performance. 参考答案:lie in 答案解析:从语法上分析，可判断出应填动词作谓语；从意义上分析，可在倒数第二段的第三句中找到答案lie in(在于)。
第32题: [单项选择]No sooner had we reached the top of the hill ______ we all sat down. A. when B. then C. than D. until 参考答案:C 答案解析:[精解] 句意：我们一到山顶，大家就坐下来休息。该题考查的是时间状语从句。no sooner... than是一个连接词，引导一个时间状语从句，意为“一…就…”，这是固定搭配。需注意的是，no soo
第33题: [单项选择]The rigor of the winter in Russia was often described by Mogol. A. harshness B. perturbation C. dismay D. pessimism 参考答案:A 答案解析:rigor严格，严厉，苛刻。四个选项：harshness粗糙的事物，严肃，刺耳；perturbation动摇，混乱；dismay沮丧，惊慌；pessimism悲观。
第35题: [单项选择]When he heard how well the new company was doing, he took a calculated ______ and invested all his money in it. A. risk B. opportunity C. danger D. venture 参考答案:A 答案解析:risk投资风险。句意：他听说了这家新公司运营得多么好之后，接受了其预期风险并 把钱全投了进去。
