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问题：In Britain and many other countries appraisal is now a tool of management.A．evaluationB．efficiencyC．productionD．publicity...
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问题：Paragraph 4 ______...
问题："Hidden" Species May Be Surprisingly CommonCryptic species animals that appear identical but are genetically quite distant—may be much more widespread than previously thought. The findings could have major implications in areas ranging from biodiversity e...
问题：Which of the following about the African bush elephant and the African elephant is true?A．The WCU are interbreeding those elephants.B．They are interbreeding species.C．They are two genetically distant species.D．They depend on each other for survival....
问题：Of the 32 categories, eight were produced only by the Irish dolphins.A．RightB．WrongC．Not mentioned...
问题：Sperm whales can produce stronger ultrasonic waves to kill their prey than dolphins.A．RightB．WrongC．Not mentioned...
问题：Do scientists know how many cryptic species exist?A．Not yet.B．Yes, they do.C．They will know the answer in another one or two years.D．They will never know the answer....
问题：John is collaborating with mary in writing an article.A．cooperatingB．competingC．combiningD．arguing...
问题：And the cars are tested for defects before leaving the factory.A．functionsB．faultsC．motionsD．parts...
问题：What was scientists' understanding of cryptic species?A．They occurred in equal numbers in all biogeographical regions.B．They were mostly found in insects and reptiles.C．They were likely to be in tropical rather than temperate regions.D．Both Ｂ and Ｃ....
问题：What are smart windows, according to Paragraph 4 ?A．Windows that are coated.B．Windows that are glazed.C．Windows the color of which can be changed.D．Windows that have many layers....
问题：We can use energy from the sun because ______....
问题：A great deal has been done to remedy the situation.A．maintainB．improveC．assessD．protect...
问题：Thousands of people perished in the storm.A．diedB．sufferedC．floatedD．scattered...
问题：The energy stored in coal ______....
问题：______ when electron rearrangement takes place....
问题：As early as the 6th century, Irish fishermen started raising dolphins in the Shannon estuary.A．RightB．WrongC．Not mentioned...
问题：AIBS's is composed of ______.A．more than 80 societies and 250,000 membersB．250,000 biologistsC．80 member organizationsD．more than 250,000 members and 80 member societies...
