[ a, an, the, Zero Article ]
He served in ____ army for 20 years.
A. A
B. An
C. The
D. –

Random Topics:
Future PlansTransitive and Intransitive VerbVocabullary TestNoun PhraseAdjectives Ed and IngPresent Perfect - Just, Already, YetPassive ModalsModals of Necessity and SuggestionGrammar - may & mightCan vs CouldOther quiz:
Grammar › ViewShe resented _______ to make tea for everyone at the meeting.
A. to ask
B. to be asked
C. asking
D. being asked
Grammar › View
__________ the florist is closed today, let’s buy flowers tomorrow instead.
A. While
B. Since
C. Unless
D. Although
Vocabulary and Grammar › ViewThe company _________ (expand) its presence in Europe over the past two years.
A. is expanding
B. has expanded
C. expanded
D. expands
Adverbs › View
Identify the adverb in the sentence: He carefully crossed the street.
A. street
B. quickly
C. happily
D. carefully