第4题: [单项选择]Why did Jack become worried A. Because it was time for him to take a walk. B. Because the visitor kept talking nonsense. C. Because the visitor didn’t pay any attention to them. D. Because Jack didn’t like any visitor on Sunday. 参考答案:A
第23题: [填空题]I believe in the theory that ________________________________________________ (高等动物是由低等动物发展而来的)。 参考答案:more complicated animals developed from the simple animals 答案解析:本题的考点是“高等动物”和“低等动物”的译法,即complicated animals 和 simple animals。值得注意的是,某些中文表达在英语中很难找到相对应的单词,此时往往可以用词组将中