An organized scientific study of the natural world that may include making systematic observations, asking questions, gathering information, analyzing data, summarizing results, drawing conclusions, and/or communicating results.
A. field study
B. investigation

Random Topics:
Possessive Nouns with Apostrophes and PronounsTime ConjunctionsConditional Sentence Type 3Passive Modals in Different Tensesas...as, comparatives, superlativesComparative and Superlative AdjectivesPronouns and AntecedentsSimple Past ContinuosComparatives, Superlatives & EquativesInfinitive GerundOther quiz:
Grammar › ViewSusan : That’s sound great. So, do you want to have dinner at 6? Dave : Uh, I’d … but I have to finish my assignment.
A. go to
B. like to
C. has to
D. to be
Grammar › View
They had left early, so I my ride.
A. will miss
B. missed
C. might miss
Tenses › ViewWhat I …………….. is that we …………….. to think seriously about a thorough reform in the legal system
A. have proposed / should have begun
B. had proposed / were beginning
C. am proposing / begin
D. was proposing / have begun
Mixed General Quiz › View
It’s been two years ___________ I last saw you.
A. since
B. that
C. when
D. after
