6.The face of the Moon is changed by collisions with meteoroids, _____ new craters to appear. 5 X- c- w" h) u0 S, }5 M
(A) cause
/ r8 o+ U% G& R# q7 k0 q (B) causing # [& L0 Q* b1 e9 q) e' y( \
(C) caused
) v* x* j/ W9 i8 o. \/ V( J1 i. y (D) have cause
6 a- q. }0 Z5 \1 A% E KEY:B
R1 W# Q- f+ P3 S5 S" i2 `. w# K 分析:第一步分析句子完整性,主谓齐全,首先排除A和D。第二步观察其余两个选项,发现C与语意不符合,由此得到B选项。 5 w9 v' C+ F' N4 Q# @9 J/ j: l* E
不必要知识点:考点是状语成份。逗号前为完整句,后接分词成分做伴随状语(TOEFL考试中,句子完整,逗号后一般接定从,分词,同位语和状从四种成分)。答案B,分词作状语。 * i3 U& `+ B# ^/ g
(A)谓语动词重复; 1 ?" p& D+ S* U, f
(C)过去分词表被动,不合句意;
# J/ X( n+ K4 O, j( r (D)同A。
& Y6 N* E. G! m3 ]* T 参考译文:由于彗星碰撞,月球表面产生了许多新“弹坑”。
* c( ` t" |, T1 Z% H2 \# F B j 7.Social scientists believe that --- from sounds such as grunts and barks made by early ancestors of human beings. A0 E" e2 g6 s) c; ^& ?
(A) the very slow development of language 4 G; {9 n% ^" r) F
(B)language developed very slowly
9 L1 D; B, d; s* d2 Q8 W8 M (C) language which,, was very slow to develop
9 i( Y: P( c, B; q! u: P* o; j (D) language, very slowly developing
" M# K2 B4 f7 S5 u KEY:B
8 ^6 v+ S" e' J8 N 分析:第一步分析句子完整性,发现从句中缺少主语和谓语,很明显由此得到B选项。 x N+ o. V3 A7 S$ x1 b, n( [
必要知识点:考点是主谓结构。that前的为主谓成分,that引导宾语从句,从句缺主谓
8 ^: H! C! W2 q, e' C8 m* U (A)选A,从句缺谓语; 5 \4 b+ n7 [, U. N$ G w
(C)选C则that冗余,且逗号应在which前;
2 F) @5 V0 c! m1 D( ^2 W (D)缺谓语。 " ?4 d) h# g( p# V( w% t6 P) { d4 s! J
参考译文:社会学家认为,语言是由诸如早期人类的哼叫声这样的声响逐渐发展起来的。
' w: G" [& h6 e) }' t3 T 8._____ substances include various forms of silica, pumice, and emery. & B1 @9 F, Q. f, I0 w( C2 h4 P2 E# e0 f( z
(A) Natural abrasives occur 6 a0 L6 x4 `* j
(B)Abrasion occurs in natural
( ^* B( H; P+ J6 \5 p/ D (C) Naturally occurring abrasive 1 }- I( V% T" T; {8 l
(D) A natural occurrence of abrasion * B, @: p+ x- u: A& m) o# v
KEY:C % s2 G0 H$ S! s) S2 D
分析:第一步分析句子完整性,发现主谓齐全,首先排除A和B。第二步看其余两个选项,D不适合做定语,由此得到C选项。
& R, U y5 u: P9 b0 r0 \+ O# M 必要知识点:考点是定语成分。空格后是完整句,则空格应填主语修饰成分(adj.冠词,所有格)。答案C,形容词短语作定语。 . J; ]# {" K' \6 z6 ]6 J
(A)谓语动词重复
4 L* k! g$ r3 y, g' O# @' f& n% o0 \ (B)同上
* q1 i g. y3 G. j& d0 u (D)名词短语,不做定语
" x3 ?" m2 Z8 Y; F 参考译文:天然具有研磨作用的物质包括各种形状的矽土,浮石和金刚砂。
- E5 l9 ~3 i3 z v* {, b3 H 9. ____ in the upper part of their long thin legs allow deer to run swiftly and jump far.
, r8 D, z& v% f# V+ r (A) Muscles are powerful
: q+ j& M9 s3 M1 v) n (B) There are powerful muscles 1 l# V5 E8 k- b/ E. u
(C) The powerful muscles that 5 D( z& ?" a4 c8 ^5 W
(D) Powerful muscles
/ M$ h. _! D T KEY:D
- O3 z" v3 U8 s 分析:第一步分析句子完整性,发现句子缺少主语,由此得到D选项。 8 k4 |2 w9 R6 f: n9 b% o) J+ ^: `/ \2 I
不必要知识点:考点是主谓结构。句子缺主语(介词短语不做主语),答案D,名词短语作主语。 7 d8 [$ U- S0 z: j) e# Y
(A)谓语动词重复,allow是句子的谓语;
7 I- f( O# e! G! H9 _( x (B)同上;
8 q6 O, q* t5 W (C)如that为从句引导词,后面没有支持他的从句。 - d+ m2 n1 V W, j* _- n) c
参考译文:细长腿部后帮的有力肌肉,使鹿得以跑动敏捷,跳跃高远。
( ]& l' k; W% U+ D A2 d 10.Geophysicists have collaborated with archaeologists and anthropologists to study the magnetic properties of pottery and fireplaces at sites _____ by early humans. |