[ Grammar ]
________ Sahara is the world’s biggest desert.
A. zero article
B. the
C. an
D. a

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Verbs and PrepositionsGrammar and PrepositionsPast Perfect Simple & Past Perfect ContinuousGrammar AssessmentTime Clauses of FutureGrammar - Present and Past PassivePresent / Future / Present Progressive / non Action VerbsWould rather/ would prefer/ would like-ing &-ed AdjectivesPossessive Adjectives and Possessive PronounsOther quiz:
Continuous Tense › ViewWhen Tono ….. Ali, he was riding a bike.
A. was meeting
B. has met
C. meets
D. met
Present and Past Tenses › View
Mary … very friendly and polite.
A. has been usually
B. is usually being
C. is usually
D. is being usually