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Each of the country’s 26 sates and most of its more than 2,000 municipalities have their own police forces, _____ communication and making it difficult to establish a coordinated law-enforcement strategy
Some have argued that naming scientific discoveries after the people who make them can _____ scientific progress, because the nomenclature lacks useful clarity, having no relationship to the underlying principles that govern nature.
Therefore所建立的因果关系说明，如果出现的结果（improper management），就要反向于上一句所陈述的道理（是combination而不是in itself）。
题目中的完整的clause是Jo was flabbergasted (flabbergast使。。。目瞪口呆)when Marcus publicly made clear his objections to some changes the boss was introducing是用于判定选项的重要依据。
Origin, distribution, and habitat are included in the book for some but not all of the plants; offering this information for each species would have given readers a clearer appreciation of the differences between _____ and introduced species.
Campus-wide discussion on academic integrity can be (i)_____ by the fact that faculty and students tend to define cheating in (ii)