2011年TOEFL词汇模拟题精选系列四十九

236. Their composition is thought to be similar to that of Earth's iron core, and indeed they might have once made up the core of a large planetoid that disintegrated long ago.
The word "core" is closest in meaning to which of following?
(A) center
(B) surface
(C) mineral
(D) field

237. When meteorites fall on the continent, they are embedded in the moving ice sheets. At places where the glaciers move upward against mountain ranges, meteorites are left exposed on the surface.
The word "embedded" is closest in meaning to which of following?
(A) isolated
(B) encased
(C) enhanced
(D) enlarged

238. The pale, smooth desert plain provides a perfect backdrop for spotting meteorites, which are usually dark brown of black.
The word "spotting" is closest in meaning to which of following?
(A) removing
(B) identifying
(C) cooling
(D) falling

239. A pioneering set of experiments has been important in the revolution in our understanding of animal behavior-a revolution that eroded the behaviorist dogma that only humans have minds.
The word "dogma" is closest in meaning to which of following?
(A) evaluation
(B) proof
(C) intention
(D) belief

240. These experiments were designed to detect consciousness ---
The word "detect" is closest in meaning to which of following?
(A) imitate the behavior of
(B) provide a reason for
(C) discover the presence of
(D) report a need for

236 A

237 B

238 B

239 D

240 C