[ Subject Verb Agreement ]
The crewmen ________ between flights.
A. eats
B. eating
C. eat’s
D. eat

Random Topics:
Future Simple TensesVerb Tense, Pronouns and AntecedentsModal Verbs and ConditionalsSubject-Verb AgreementActive and PassiveGrammar TOEFLPunctuationAdverbsPunctuation and GrammarAdverbial Clause, Noun ClauseOther quiz:
Tenses › ViewIt took me 3 hours _______ (buy) the dresses and shoes.
A. buying
B. buy
C. to buy
D. bought
Present Tenses › View
It’s 9 a.m. Marry … four cups of coffee this morning. Poor thing, she … all night long.
A. has already had/has been working
B. has already had/had worked
C. had already had/had been working
D. has already had/had been working