Striking in the second paragraph is used to mean ______.
A. remarkable
B. terrifying
C. important
D. insignificant
从上下文来看,野狗在获取猎物后先喂饱小狗。作者认为此举是非凡的。
第1题:
The underline word “it” in the second paragraph refers to “ ” .
A. the energy benefitB. the forest loss
C. climate changeD. burning ethanol
第2题:
The word "immersed" in the second paragraph means“______”.
A. lifted
B. raised
C. rose
D. under water
第3题:
As used in the second sentence of the third paragraph, the word "unique" means ______.
A) special
B) attractive
C) financial
D) peculiar
第4题:
What does“meteorological experts”mean in paragraph three?_______
A.predictors
B.witch
C.weatherman
D. a kind of Englishman
第5题:
The reference datum used in determining the heights of land features on most charts is ______.
A.mean sea level
B.mean high water
C.mean low water
D.half-tide level
第6题:
“most striking” (line 3, paragraph 1)
“variation is adaptive” (line 2, paragraph 2)
“mechanically disadvantageous” (line 7, paragraph 3)
“evolutionary red herring” (line 8-9, paragraph 4)
第7题:
描绘
追踪
少量
探索
第8题:
small
big
right
wrong
第9题:
Practice
Exercise
Imitate
Reconstruct
第10题:
the risk of sleep deprivation.
our concern about good health.
one possible cause of early death.
our ignorance about the lack of sleep.
第11题:
第12题:
separation
definition
reputation
indication
第13题:
As used in this passage,the word “valid” in the second paragraph means______
A. foreign
B. 1egal
C. monetary
D. illegal
第14题:
As used in the third sentence of the second paragraph, "daily bread" refers to ______.
A) breakfast
B) bread and butter
C) rice
D) millet
第15题:
Which of the following words can best take the place of the word“relish”in the second paragraph?
A. choose
B. enjoy
C. prepare for
D. carry on
第16题:
What does the phrase“clam up”in Paragraph 2 probably mean?
A. become excited
B. show respect
C. refuse to talk
D. seek help
第17题:
the five genetically identical piglets.
places for the production of tissues.
animals whose organs would be used for human consumption.
animals which would be raised in quantity for transplant materials.
第18题:
famous
thoughtful
careful
difficult
第19题:
highest point
mountain top
award
summary
第20题:
Hungry.
Nightly
Healthy
Greedy
第21题:
bright and splendid ... slow in thinking and understanding
pretty and handsome ... ordinary-looking
great and important ... common
hopeful and helpful ... careless
第22题:
the speaker of this sentence is just being friendly
“dog” can’t be used to refer to people
this saying means the same as “You are a lucky guy” or “you are a lucky gal”
sometimes the words used by a speaker give a clue to the feeling behind the words
第23题:
It offers information that raises doubts about the conclusions expressed in the previous paragraph.
It discusses an alternative view to points stated as facts in the second paragraph.
It restates the question raised in the opening paragraph, using information offered in the second and third paragraphs.
It offers background information for the system described in the two preceding paragraphs.
It summarizes points raised elsewhere in the passage.