更多"The map shows the ______ of this sp"的相关试题:
[单项选择]The panda is an endangered species, which means that it is very likely to become ______ without adequate protection.
A. intact
B. insane
C. extinct
D. exempt
[单项选择]
Passage One
The livelihood of each species in the vast and intricate assemblage of living things depends on the existence of other organisms. This interdependence is sometimes subtle, sometimes obvious. Perhaps the most straightforward dependence of one species on another occurs with parasites, organisms that live on or in other living things and derive nutrients directly from them. The parasitic way of life is widespread. A multitude of microorganisms (including viruses and bacteria) and an army of invertebrates——or creatures lacking a spinal column (including crustaceans, insects, and many different types of worms)—— make their livings directly at the expense of other creatures. In the face of this onslaught, living things have evolved a variety of defense mechanisms for protecting their bodies from invasion by other organisms.
Certain fungi and even some kinds of bacteria secrete substances known as antibiotics into their environm
A. difficult
B. widespread
C. critical
D. complex
[单项选择]The tone of the story shows the author believes the problem is ______.
A. difficult to solve, perhaps impossible
B. difficult to solve but not impossible
C. impossible to solve
D. beyond the question
[单项选择]The passage shows us when Americans need advice they often get it from ______.
A. women
B. books
C. letters
D. strangers
[单项选择]The ethnographer shows great interest in all of the following EXCEPT ______.
A. current conditions that exist with a culture
B. individual behavior as shaped by a custom
C. behavior patterns common among members of a culture
D. differences existing within a culture
[单项选择]This confounding issue ------- activists across the board: even when a movement does have specific demands and recommendations, the media and the status quo ------- acknowledge them.
A. angers...frequently
B. confronts ... judiciously
C. puzzles...rarely
D. applies to .... seldom
E. (E) unites... passionately
[单项选择]The old lady had a（）escape when she pass across the road in front of the bus.
A. close
B. short
C. narrow
D. fine
[单项选择]Many species of animal have now __________ from the face of the earth.
A. dissolved
B. vanished
C. faded
D. escaped
