[ Grammar and Idioms ]
What is the opposite of “mandatory”?
A. Required
B. Optional
C. Necessary
D. Compulsory

Random Topics:
Give, do and makeSimple and Past TensesModal Verbs and ConditionalsModals: Possibility, Necessity, ExpectationComparative AdverbsAlong & AgainstState Verbs and Action VerbsPerfect Tenses of VerbsGerund and InfinitiveVerbals and GerundsOther quiz:
Passive Voice, Question Tag, Prepositions › ViewI came here _____ talk to you.
A. to
B. for
Simple Past Irregular & Negative › View
Billy ……………..to school trip last Sunday. He was sick.
A. went
B. didn’t go
C. goed
D. didn’t went
Vocabulary › ViewPolitical candidates who do nothing but ___ their opponents’ character and abilities may alienate voters.
A. deride
B. ingenuous
C. decrepit
D. revel
Past Tenses › View
They _______ (arrived/was arriving) at the airport when the flight _______ (departed/had departed).
A. arrived/had arriving
B. had arrived/departed
C. Was arriving/departed
