009. Thousands of tons were extracted before 1875, when it was first noticed that the tar contained fossil remains. Major excavations were undertaken that established the significance of this remarkable site.
( I* q+ p9 X* l1 C8 KThe word "noticed" is closest in meaning to which of following?
. s% k6 l2 O: r, V0 Y(A) predicted9 Y* k/ p: v8 P' q/ u K# D- r
(B) announced* p$ h. g h2 |9 l: m3 F
(C) corrected/ i" c5 t: E6 }0 G+ [$ o8 Y! |
(D) observed
( E0 k' U5 l1 c! C. L4 q% A, v# X7 T7 c
010. Since then, over 100 tons of fossils, 1.5 million from vertebrates, 2.5 million from invertebrates, have been recovered, often in densely concentrated tangled masses.
9 K' l) s, q5 i5 CThe word "tangled" is closest in meaning to which of following?
7 T1 ^+ N6 V/ n2 m* `5 ](A) buried beneath
7 y( z% E) j. W6 {(B) twisted together3 G' n4 P6 N" P6 I
(C) quickly formed+ v3 o, J5 c) _) {4 }7 [
(D) easily dated
. E g& e, U9 z
) ~9 v2 Y+ s, A/ M J( ^1 q011. The asphalt at La Brea seeps to the surface, especially in the summer, and forms shallow puddles that would often have been concealed by leaves and dust.& {- M0 d2 J+ @3 B0 h
The word "concealed" is closest in meaning to which of following?/ s, ^& x3 W5 q
(A) highlighted: L$ W7 B( I4 U& ~+ b9 @
(B) covered. T6 `8 j& k/ |% b2 _4 |
(C) transformed
4 r1 R2 B) t: ]7 p(D) contaminated
1 T0 y* I% d: n& G2 Y+ N
9 K* ^: [ S& j, M8 ^& J5 b012. The ocean bottom --- a region nearly 2. 5 times greater than the total land area of the Earth --- is a vast frontier that even today is largely unexplored and uncharted, until about a century ago, the deep-ocean floor was completely inaccessible, hidden beneath waters averaging over 3,600 meters deep.
% ]* q7 o1 E7 j8 w8 Y4 t1 |The word "inaccessible" is closest in meaning to which of following?0 I! v' F6 c" l
(A) unrecognizable
2 G" M% _, h, C- C0 u5 v7 V(B) unreachable
7 I7 c* v7 I" B(C) unusable
1 W' r. o( J* n# e(D) unsafe
- a/ d7 h& Y! B& r0 r5 s0 {
2 O; ]" u" f6 m, j4 j! M8 b) \009 D) H; M* s/ p; P) q& v+ l2 }
010 B Y! s/ R: }2 c8 l/ o& x
011 B
0 k: N) }" U) q8 y0 g012 B |
发表于 2012-8-14 22:41:43
