第9题: [单项选择]With all the data he needed ______, Peter began to write his thesis. A. collecting B. being collected C. to be collected D. collected 参考答案:D 答案解析:分词题。该句的状语是“with+分词结构”,因为这里数据资料与collect之间是被动关系,collect应该用过去分词形式,所以选择[D]。选项[C]时态不对,因为后面是过去时,而选项中不定式表示将
第31题: [单项选择]During the past ten years there have been {{U}}dramatic{{/U}} changes in the international situation. A. permanent B. powerful C. striking D. practical 参考答案:C 答案解析:[解析] 派生词dramatic(drama+ic)的词义为“戏剧性的,显著的”因此C(显著的,惊人的)是答案。该句含义是“在过去的十年中,国际形势已经出现了显著的变化。”permanent是“永久的