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[托福语法] 托福语法指导-分词及真题要点解析

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发表于 2012-8-14 23:32:39 | 显示全部楼层 |阅读模式
  分词是TOEEL必考内容,在历届试题中均占相当大的比例。分词的命题形式非常广泛。平均分布在written Expressions 和structure两部分。有时,即使分词不是题目焦点,但对分词的正确分析则可以帮助考生选择正确的答案。分词的命题要点集中在(1)分词的形容词特性、(2)分词短语作后置定语、(3) 现在分词和过去分词的主动与被动含义。
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5 P+ M! I! w& J. S: V, \  分词常考题型及解题要点:来源:考试大2 ^) }/ G% z$ e* c: V. l# @, H; |
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  1. 分词具有形容词特征,可单独作定语或表语。) b( d+ |3 T0 J( i. O; i/ V
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  全真例题分析' ?; D$ Y; C% e1 O7 z
(1) The highly respect zoologist Ernest Just Joined the ruling board of the Marine Biological Laboratory in the 1930*s (93.1)
7 s/ P6 j! {; T9 q& |# G  u[答案] B 动词respect用来修饰后面的名词zoologist,故应改用分词respected形式,其作用相当于形容词作定语。6 V: A: Q1 O# x* F
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(2) A patent gives inventors exclusive rights to their inventions for a fix period of time. (90.1); P' D5 [0 k- R1 H% v- u/ z! |* m
[答] C 修饰保词period应用动词的分词形式,即fixed。来源:考试大' \8 Q: [2 Y) H
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(3) Characteristics of Op Art are the carefully arrange hues and geometric patterns that create optical illusions. (88.5)
9 Z: n+ i: d5 X- a7 ^[答案] A 修饰名词hues,应用分词形式arranged。+ n" n1 h4 e8 T2 f: k+ s
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(4) The question of the origin of the Moon is interest not only in itself but also as a part of the larger genesis of the earth and the solar system . (88.5)8 Q" ?' X# e- Z- _+ n' P
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[答案] B interest应用其分词interesting形式作表语,作用相当于一个形空词。" M9 N* M: z, G* L

$ ]2 r( C1 t+ C5 W# k8 n+ \8 a  2. 分词短语作定语,放置于中心名词后面& h5 }% t/ {8 \) v- R

+ L% R' n: v1 e. o  解题要点 分词短语作后置定语在TOEEL考题中出现频率非常高。因而,考生务必熟记这一结构和用法。实际上,分词短语作后置定语。皆是定语从句的省略形式。* u- N' x% O. G% r! @: l

# n- e; W4 a7 o! m  全真例题分析来源:考试大
9 d" y$ _1 R. f* E! }( {9 {(1) The leaves and stems of the aifaifa plant are the only parts of the plant -------
3 j7 c9 n8 P. t. u(A) the uses for livestock feed) v5 p( f8 L' D2 [2 d* Q
(B) for using livestock feed, ]- X; m' U( o. G- q0 n9 r, t! K
(C) used for livestock feed来源:考试大
, f1 n+ H, F- ~8 O- B(D) they are used for livestock feed (93.1)
, U/ s1 c& k& o) c" l1 _0 J0 J7 I[答案] C过去分词used + 介语短语组成的分词短语修饰前面的名词成分the only parts of the plant,作后置定语。此结构亦扩展为定语从句(that are ) used for livestock feed
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(2) The slide rule used sliding scales with marks ------- numbers and their logarithms.
5 m2 a3 y- b; A* g1 q$ L(A) representing来源:考试大
2 r; ~' u- o7 d(B) represented2 W. p2 _- ^  c( i: F7 O( d$ x1 s
(C) are represented来源:考试大
. {" D0 A' G) A) J3 ?3 v(D) they are representing (92.10)1 W  Z, O2 Y- D0 T8 |
[答案] A 分词短语作名词marks的后置定语,作用相当于一个定语从句:which represent numbers and their logarithms。
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(3) Earlg philosophers believe that the mind was divided into three faculties ------- s feeling ,intellect and will
3 k1 x5 M$ ^2 U& w, u(A) to know来源:考试大
" W4 Q6 E5 R: h% c(B) known
( p1 q3 G: N9 R6 c(C) knowing来源:考试大
0 T. j+ i# N1 b: L5 e4 p(D) knew them (94.1)
$ E& n4 M- U( L) ^. t6 H1 p[答案] B分词短语known as…说明前面的名词three faculties。此结构可改写成定语从句。Which are known as…
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(4) The bison know for the hump over its shoulders is usually called a buffalo in North America. (91.1)
' ]2 i9 i2 Y: K[答案] A 此句主语是The bison ,谓语是系词is ,划线A部分应当为分词短语,修饰名词The bison .A应改为known for。
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! ~3 x# }! h& T8 _$ K. I& c(5) Louisa May Alcott is chiefly remembered for Little Women. One of the most popular girls books ever wrote (88.5)
/ a9 _8 l! g( f[答案] D 修饰名词books应用分词生语ever written。
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  3. 分词短语作状语来源:考试大" l2 p' E4 R( U) w! h3 d: I0 L

5 ^6 X; Z, f, g0 S  解题要点 在句了意义非常清楚明确时,状语从句通常可以简略为分词短语,但有一个先决条件。此分词短语的逻辑主语应与句子的主语为同一人或物,此类分词短语通常置于句首。
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  全真例题分析来源:考试大/ @  a/ Y% N/ r3 Z
(1) ------- as“the census taker of the sky”Annie Jump Cannon contributed considerably to the field of astronomy.
. f" D" H0 ~& Z& o( I# J(A) Known- G% d4 R, C6 d: E9 y9 Z
(B) Knowing
3 Y1 t' z2 u: z(C) To known' B. o# `5 O) s( |- B* w" b
(D) Knowledge (92.5)5 z) |' X- U& D- P1 i
[答案] A 分词短语置于句首作表示身份的状语。它的逻辑主语即是句子的主语Annie Jump Cannon.3 A9 M0 s; {# t: }( _

* L- ]: g; a0 [4 H6 R(2) ------- in 1635, the Boston Latin School is the oldest public school in the United States .$ a1 N6 C- ~2 ~! M
(A) Founded
  M1 D  P# `+ R0 U$ X- z(B) Founding* U/ u/ Y! {; [. n2 T
(C) To found. z; |2 z( K! e/ }- H) X3 q
(D) Having founded (92.1)
8 ^" y6 X- |3 G' L" u, K[答案] A 分词短语表示时间,其逻辑主语即是句子主语The Boston Latin School.
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' z2 q( \' \+ f(3) ------- the constitution of the Cherokee Nation provided for a chief executive, a senate, and a house of representatives.
% c( Q- D7 k0 Y* w) ]% @(A) In 1827 they drafted. v7 m+ {8 `: U) P9 R
(B) The draft in 18273 |/ a" w5 Z6 d5 }6 `! R8 i  r4 G
(C) In 1872 was drafted# E7 f& d) [3 j" j; g: ~
(D) Drafted in 1827 (90.5)3 \/ Z4 H" V: u& F
[答案] D分词短语作状语,表示时间。此结构可扩展为一状语从句;where the constitution of the Cherokee Nation was drafted in 1827 it provided for a chief executive a senate, and a house of representatives.. h' h" T% v" M# }3 b% s
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  4. 现在分词表达主动的概念;过去分词表达被动的概念* W1 b: M$ ^+ G
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  全真例题分析来源:考试大
: p5 D. A. J" s& z$ b- i" |(1) Tudging to be the best boxer of his time, sugar Ray Robinson lost only 3 out of 137 fights (94.1)
6 G( K. I1 e3 t# Q" L0 E" V( C# O$ R[答案] A 此分词短语与其逻辑上的主语sugar Ray Robinson 是被动的关系(Sugar was judged to be…) 故应用过去词Tudped to be.0 [! E5 D5 I9 c- f) P' ]/ l  F
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(2) During the Colonial days, the Iroquois had an agricultural economy basing mainly on corn with supplementary crops of pumpkins ,beans, and tobacco. (92.1)
$ t3 Z7 }# S! D[答案] B通常我们说to be based on ,这个短语表示被动概念(基于,以…为基础),所以应改用过去分词based。
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(3) Per capita income is a nation*s entire income dividing by the number of people in the nation. (90.10)
- H' A- y4 f0 l/ S( u; J[答案] B根据句意及分词dividing后面的介词by,可以推断这个分词短语表达的是被动的概念,因此,应用过去分词divided by。% ]9 t! [3 {! ?) h

5 E  h  f" M9 B: x" O  ^(4) Clementine Hunter*s primitive paintings have been exhibited at various galleries. Included one at the Smithsonian Institution in Washington. D.C. (93.1)
. i7 z+ L6 A* U) T[答案] D 分词in cluded与其逻辑的主语paintings并无被动的关系,不应用过去分词,应改为惯用现在分词短语in cluding + 名词宾语的结构
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