[ Grammar ]
In the early days, two distinct schools of ______________ in technology influenced different researchers and the course of their investigation.
A. brought
B. caught
C. thought
D. bought
Select your answer:

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Subordination ConjunctionsDefinite pronouns (Subject, Object, Reflexive)Grammar - much, many, a lot ofCollective NounsTAG QuestionsVerb BEVerbals and GerundsFigure of SpeechSubordinating ConjunctionOrdering AdjectivesOther quiz:
Verb Patterns › ViewIt was hard, but I managed __________ (finish) the marathon.
A. to finish
B. finishing
Modal Verb › View
Ever since he took on this part-time job, he _______ enough time on his studies.
A. can’t spend
B. isn’t able to spend
C. hasn’t been able to spend
D. wasn’t able to spend
