[ Tenses ]
The service center ____ vehicles right now, during the busiest hour.
A. is repairing
B. repaired
C. repairs
D. will repair

Random Topics:
Modals "Should"Correlative Conjunction & Complex SentencesGrammar - SimilesPrepositions and TensesModals VerbDirect-Indirect SpeechAspect or tenses of VerbsPresent Perfect or Past Simple TensePhrases and ClausesFuture PassiveOther quiz:
Grammar › ViewNext year, I ________________ around South Asia.
A. will going to travel
B. am going to travel
C. am going travel
D. going to travelling
Tenses › View
Sally _____ a book now.
A. is reading
B. read
C. reads