[ Grammar ]
What’s all that noise? What’s going ____________ ?
A. up
B. on
C. off
D. out

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Auxiliary Verbs (be, do, have)TOEIC Tenses, VerbsFormal & Informal WordsCountable and UncountableAsking & Giving OpinionFood VocabularyModals "Should"Conditional and Mix Conditional SentenceZero & First ContidionalComparative AdverbOther quiz:
Conjunctions › ViewWe should either walk quickly __________ take the bus.
A. or
B. nor
C. but also
D. and
Grammar › View
I ________ have everything ready.
A. need to
B. need