1.I was so ______ in today's history lesson. I didn't understand a thing.(CET-4,2004.6)
　　2.The words of his old teachers left a ______ impression on his mind. He is still influenced by them.(CET-4,2000.1)
　　3.The neighborhood boys like to play basketball on that ______ lot.(CET-4,2002.6)
　　4.He is quite sure that it's ______ impossible for him to fulfill the task within two days.(CET-4,2002.1)别忘了：)休息一下
　　5.In order to make things convenient for the people, the department is planning to set up some ______ shops in the residential area.(CET-4,2004.6)
　　[A]lively [B]amused [C]confused [D]absolutely
　　[E]mobile [F]vacant [G]lasting [H]vain
　　答案：
　　1.选[C]。[题意]今天的历史课我什么也没明白，听得一塌糊涂。
　　2.选[G]。[题意]昔日老师们的话语在他的头脑里留下了持久的印象，现在还在影响着他。
　　3.选[F]。[题意]邻近的男孩们喜欢在那块空地上打篮球。
　　4.选[D]。[题意]他很确定让他在两天内完成这个任务是绝对不可能的。
　　5.选[E]。[题意]为了方便群众，百货公司计划在居民区建一些流动商店。