[ Grammar ]
Buses ………… go to the airport run every half hour.
A. who
B. whose
C. that
D. whom
Select your answer:

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Vocabulary › ViewWhat does the term ‘argumentation’ refer to?
A. Agreement
B. Consensus
C. Debate
D. Harmony
Grammar › View
Identify the adjective:
The teacher taught an interesting class.
A. teacher
B. taught
C. interesting
D. class
