文档介绍：keys
to
exercises
UNIT 2
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1 moderate
2 consume
3 advisable
4 modified
5 evidence
6 restricted
7 ne
独立主格结构的主语和主句的主语不同。此结构可置于主句前、主句末或主句中，常由逗号将其与主句分开。
需特别注意的是，独立主格结构与主句之间不能使用任何连接词。如 his work done, John went home.
二、语法功能
独立主格结构在句中一般作状语，表示时间、条件、原因、伴随状况以及补充说明等；有时也可以作定语。
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1）动词不定式表示动作没有发生或即将发生；
The manager looks worried，many things to settle.
经理看上去很着急, 有这么多的事情要处理。
（不定式to settle表示事情还没有处理）
2) 过去分词形式表示动作已经结束；
The manager looks relaxed, many things settled.
许多事情已经处理好了，经理看上去很轻松。
（过去分词settled表示动作已经结束，即事情已经处理好了）
3) 现在分词形式往往表示动作正在进行。
The food being cooked, the boy was watching TV.
他一边做饭，一边看电视(做饭和看电视两个动作同时进行)
构成
名词 / 代词 + 分词（现在分词；过去分词；不定式；形容词；副词；名词；介词短语）
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The iron content of tomato sauce cooked in an iron pot for three hours showed a striking increase, the level going up nearly 30 times.
独立主格结构 the level going up nearly 30 times 是对整个句子的补充说明；
如何判断是否是独立主格结构？
1）构成：名词the level +现在分词going up;
2) 两个小分句中间无连接词;
3) 且两个分句的逻辑主语不同。
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1. His homework done, his composition written, Larry decided to go and see the film.
2. The manager sat quietly in the office, (his) eyes closed, waiting for the telephone to ring.
3. The room was a mess, empty bottles and beer cans (being) everywhere.
I walked in, Grandpa was sitting at the kitchen table, the newspaper spread before him.
stood motionless at the end of the diving board, tears streaming down her cheeks.
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defendant, a woman of only 30, kept insisting on her own innocence.
2. All things considered, dates, beans and some leafy green vegetables are the best sources of iron.
3. No beverages are served with meals because they interfere with digestion.
the popularity of the region into consideration, it is advisable to book hotels in advance.
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5. If you have a feeling of wanting to throw up after taking this drug, stop taking it immediately and cons