The researchers collected several useful informations during their investigation of coastal ecosystems., A. researchers, B. collected, C. several useful informations, D. coastal ecosystems, The laboratory purchased three new equipments for the chemistry department., A. laboratory, B. purchased, C. three new equipments, D. chemistry department, The professor gave the students many helpful advices before the final examination., A. professor, B. students, C. many helpful advices, D. final examination, The earthquake caused several serious damages to buildings throughout the region., A. earthquake, B. caused, C. several serious damages, D. throughout the region, The archaeological team discovered numerous evidences of human activity near the ancient settlement., A. archaeological team, B. numerous evidences, C. human activity, D. ancient settlement, The new library contains several expensive furnitures imported from Europe., A. new library, B. contains, C. several expensive furnitures, D. imported from Europe, The committee has made many progresses in developing a new environmental policy., A. committee, B. has made, C. many progresses, D. environmental policy, The researchers need several additional research before they can publish their conclusions., A. researchers, B. several additional research, C. can publish, D. their conclusions, The construction company transported several heavy machineries to the building site., A. construction company, B. transported, C. several heavy machineries, D. building site, The report provides many useful information about changes in the local economy., A. report, B. provides, C. many useful information, D. local economy, The university offers several financial assistances to students from low-income families., A. university, B. several financial assistances, C. students, D. low-income families, The scientists acquired several important knowledges about the behavior of the newly discovered species., A. scientists, B. several important knowledges, C. behavior, D. newly discovered species, The laboratory requires many specialized equipment for experiments involving extremely low temperatures., A. laboratory, B. many specialized equipment, C. experiments, D. extremely low temperatures, The professor assigned a large amount of essays during the first half of the semester., A. professor, B. assigned, C. a large amount of essays, D. first half, The museum displayed many valuable jewelry from several ancient civilizations., A. museum, B. displayed, C. many valuable jewelry, D. ancient civilizations, The engineers encountered a great deal of technical problems while testing the new transportation system., A. engineers, B. a great deal of technical problems, C. while testing, D. transportation system, The storm deposited several sand along the coastline during the night., A. storm, B. deposited, C. several sand, D. during the night, The researchers obtained a large number of evidence supporting their original hypothesis., A. researchers, B. a large number of evidence, C. supporting, D. original hypothesis, The factory produces many pollution that can affect the surrounding environment., A. factory, B. produces, C. many pollution, D. surrounding environment, The expedition brought back several unusual pottery from the archaeological site., A. expedition, B. brought back, C. several unusual pottery, D. archaeological site

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