| 词组 | as |
| 释义 | 1． 作连接词，可以用来连接两个句子: He watched her as she combed her hair. As you weren't there I left a mes- sage. 2． 可作介词: He treated me as his best friend. As his assistant，she has access to all his files. 3． 可作副词，后面跟形容词、副词，跟 much，many 等词: Run as fast as you can. It costs three times as much. 4． 可用来表示“比较”: She is as thin as her sister. Exercise is just as important. It costs twice as much as the oth- er one. His opinion is the same as mine. There were as many tourists as u- sual last Sunday. My aim is to gather as much infor- mation as possible. 5． 可前指或后指一个情况: As everyone knows， corruption has become a serious social prob- lem. 6． 可用来表示同时发生的事，相当于 when，while，just as，as soon as: As I was reading， there was a strange knock at the window. 7． 用来表示“某人或某事的独特之处”: She was regarded as the greatest poet of her time. That cult is seen as a threat to the security of the country. 8． 注意 as 在下列惯用法中与其他词的比较。 1 ) 在作比较时，在 not 后面可以用 as 或 so; 但是如果前面没有 not，则只能用 as: He is not as / so tall as his broth- er. This dress is as expensive as the red one. ( 一般不说: This dress is so expensive as the red one. ) 2) as 和 like 用来表示“像……”，但 as 是连接词，后面跟从句; like 是介词，后面跟名词或代词: He has black eyes like her moth- er. He enjoys classical music， as I do. 3) 在口语中，like 经常被用来替换 as 和 as if: It looks as if / like it's going to snow. 4) 用来说 “职业、功能”时，as 强调 “确实是干这一行的”，有 in the ca- pacity of 的意思; like 指“像干这一行的，但实际并不是”: He works as an actor. ( 他是个演员) He works like an actor. ( 他像演员那样工作，但却并非演员。) |
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