文档介绍：连词
稻田一中 李培军
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连词是一种虚词，它不能独立担任句子成分，主要作用是连接单词与单词、短语与短语、句子与句子。连词可分为两类：并列连词和从属连词。
连词
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一、
并列连词
1. Mary likes music___Tom is found of sports.
A. and B. but C. both A and B
2. I failed again, ___ I won’t give up.
A. and B. but C. so
3. This is my first lesson, __ I don’t know your names.
A. and B. but C. so
and : 表对等 “和、并且”
but: 表转折 “但是”
so: 表因果 “所以”
and, or, but, so 基本用法
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1. Which do you like better, apples, __ pears?
A. and B. but C. or
2. Now we have no time _____ money.
A. so B. and C. or
or: 1. 用于疑问句, 表选择
2. 用于否定句, 表并列（肯定句用and）
, Aileen _____ (和) I are good friends. Study hard, ______ (否则)you’ll fall behind.
4. Are you coming by bus ____(或者) on foot?
and
or
or
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1. Try your best __ you’ll make more progress.
A. and B. but C. or
2. Don’t lose heart, __ you’ll lose all.
A. and B. so C. or
and 和 or 都可以在祈使句中使用.
and 通常是比较好的结果;
or 则表示不愉快或不理想的结果.
and, or, but, so 基本用法
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1. It’s getting warmer __ warmer.
A. and B. but C. or
2. He or the twins __ the USA.
A. comes from B. come from
C. is from
4. Not Tom but I ___ going to give the talk.
A. am B. is C. are
+ and + 表示越来越…
A or B 和 not A but B 结构作主语时，谓语动词要使用就近原则。
and, or, but, so 特殊用法
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1. Although I have passed the exam, ___ I am not pleased with the result.
A. and B. but C. /
and, or, but, so 特殊用法
although 和 but 不能同时出现。
“so+情态动词/助动词/be动词+主语”句型为倒装结构，意思为“…也是如此”，系动词、情态动词或助动词必须与上句中的谓语动词保持时态的一致。 例：-I like reading novels when I am 。-So do 。
“so+主语+情态动词/助动词/be动词” 表示对上文所说的情况加以肯定。意思为“…确实如此”。-He works 。-So he does, and so does his ，他兄弟也是如此。