[ Modal Verbs ]
An action is not necessary. (There is no obligation)
A. may
B. don’t have to
C. mustn’t
D. can’t

Random Topics:
Nouns, Articles, DeterminersGerund, Infinitive, Bare VerbRelative Clauses and UsagePrepositions & Prepositional PhrasesInterrogative Pronouns & AdverbsIdiomsBecause of & Inspite ofVerb + Infinitive or GerundGrammar and StructureDaily Routines & TensesOther quiz:
Vocabulary › ViewPosition
A. the place where something is located; where something has been put
B. a push or pull that can change the position or motion of an object / material
C. the substance, object or group in an experiment that is not changed
Simple Past Tense › View
I ____ (study) for the exam for three hours.
A. studyed
B. studies
C. did studied
D. studied
Adverbs of Frequency › ViewMy roommate is so lazy. He ______ does anything to help me.
A. always
B. usually
C. never
D. sometimes
Present Perfect Continuous › View
it ____/_____ raining, the pavement is wet
A. has / been
B. has / be
C. has / rain
D. have/ been
