单选题 When I was there, he was still working. He said that he (41) for the last two hours (42) that he was going to stop (43) . He added that if I had arrived ten minutes later, I (44) at home. When I mentioned that the house looked quite (45) , he said that the woman (46) usually cleaned it had been sick for some time and (47) for over a week. When I asked him (48) he did not do it himself, he said that he (49) to do so if Mrs. Jones did not come the (50) day.

单选题 [A] was working [B] had been working [C] had worked
【正确答案】 B
【答案解析】[精析] 本题考查的是动词时态。从文章一开始，我们就知道故事发生 在过去。said是过去式，work发生在said之前，因此，此空的时态应该为过 去完成时。故选项[B]正确。
单选题 [A] and [B] but [C] so
【正确答案】 B
【答案解析】[精析] 本题考查的是对句子的理解。这里应是意思的转折。故选项 [B]正确。
单选题 [A] after a few minutes [B] in a few minutes [C] a few minutes later
【正确答案】 B
【答案解析】[精析] 本题考查的是介词短语的用法。句子是过去将来时态。表示几 分钟后是in a few minutes。故选项[B] 正确。
单选题 [A] may not find him
[B] might not find him
[C] might not have found him
【正确答案】 C
【答案解析】[精析] 本题考查的是虚拟语气。与过去事实相反的虚拟语气的动词形 式应该是过去完成时，故选项[C]正确。
单选题 [A] dirty [B] old [C] clean
【正确答案】 A
【答案解析】[精析] 本题考查的是对文章的理解：打扫卫生的人因为生病一直没有 打扫房子，所以这所房子比较脏。故选项[A]正确。
单选题 [A] who [B] whom [C] which
【正确答案】 A
【答案解析】[精析] 本题考查的是定语从句的用法。先行词是the woman，而且定 语从句引导词在从旬中做主语，所以只能选择who。故选项[A]正确。
单选题 [A] nothing has been done
[B] nothing had been done
[C] nothing was done
【正确答案】 B
【答案解析】[精析] 本题考查的是过去完成时态和被动语态。句中的时态应该是过 去完成时。因为主语是nothing所以应该用被动语态。故选项[B]正确。
单选题 [A] that [B] which [C] why
【正确答案】 C
【答案解析】[精析] 本题考查的是宾语从句。ask的用法是ask somebody something，也就是说它需要有双宾语，即直接宾语和间接宾语。直接宾语 是一个从句。在从句中主语、谓语和宾语齐全，只是缺少一个宾语从句的 引导词，而这个引导词在从句中只能充当状语成分，故选项[C]正确。
单选题 [A] was going [B] is going [C] will go
【正确答案】 A
【答案解析】[精析] 本题考查的是时态。本句表示一个将要发生的动作，所以需用 过去将来时态。故选项[A]正确。
单选题 [A] followed [B] second [C] following
【正确答案】 C
【答案解析】[精析] 本题考查的是现在分词的用法。第二天的表达方法是the following day。故选项[C]正确。