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7.As time passed,however,the carnival period was extended,so that it began just after Christmas.然而，随着时间的推移，狂欢节的时 间被延长了，这样它就正好在圣诞节以后开始。 句式分析 句中的as是连词，意为“随着”，引导时间状语从句。 As she grew older,she gained in confidence. 随着年龄的增长，她的信心增强了。 I saw Peter as I was getting off the bus. 我下公共汽车的时候看见了彼得。 归纳拓展 as的用法： (1)conj.随着；当……时 引导时间状语从句 照……方式 引导方式状语从句 因为，由于 引导原因状语从句 尽管，虽然 引导让步状语从句（倒装） (2)prep.像，如同 the same as 作为，当作 treat/regard...as,work/act/ serve as (3)adv.（比较时用）as...as像……一样 活学活用 production up by 60%,the company has had another excellent year. A.As B.For C.With D.Through 解析 分析句子可知空处缺一介词，表示“随着”， 故C项正确。as表原因时为连词。本题为with的复合 结构，作原因状语。 C 8....there was an immediate need for people | 
