[填空题]The dingo is indigenous to Australia.

[填空题]The indigenous Amazonian Indians are necessary to the well-being of the forest.

[简答题]China’s indigenous innovation campaign is supported by an intricate web of industrial policies that reflect a deep-seated desire to be self-sufficient.

[单项选择]Non-indigenous (non-native) species of plants and animals arrive by way of two general types of pathways. First, species having origins outside the United States may enter the country and become established either as free-living populations or under human cultivation-for example, in agriculture, horticulture, aquaculture, or as pets. Some cultivated species subsequently escape or are released and also become established as free-living populations. Second, species of either U.S. or foreign origin and already within the United States may spread to new locales. Pathways of both types include intentional as well as unintentional species transfers. Rates of species movement driven by human transformations of natural environments as well as by human mobility-through commerce, tourism, and travel-greatly exceed natural rates by comparison. While geographic distributions of species naturally expand or contract over historical time intervals (tens to hundreds of years), species’’ ranges rarely
A. Human factors affect its rates more than its long-term amount.
B. Natural expansions of species account for their slow contractions.
C. Natural environments created by humans facilitate species movement.
D. Long-range species movement relies on the ranges of man’’s mobility.

[单项选择]INDIGENOUS:
A. (A) affluent
B. (B) parochial
C. (C) alien
D. (D) serene
E. (E) inimical