[ Interjections, Tag Questions and Nouns of Direct Address ]
What is a common noun of direct address used in scientific presentations?
A. Colleagues
B. Data
C. Experiment
D. Conclusion
Select your answer:

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Modal Auxiliaries and To Be VerbsModals "Should"Conditionals and WishesPerfect Progressive TensesGrammar and UsageConditional TensesAdjective ClausesPast Continuous vs Past SimpleSubject/Verb Agreement with Collective NounsReported Speech and SubjunctiveOther quiz:
Vocabulary › ViewFrom all his growling and snapping, you would think our beagle felt a personal ___ toward every other dog on the block.
A. quandary
B. recalcitrant
C. animosity
D. obsolete
Has and Have › View
y friend and I _________ homework to do.
A. have
B. has
