[ Present Perfect Tense ]
Mary (never, be) ______________ to Ha Noi.
A. has never been
B. have never been
C. never was
D. never were

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Verb Forms and PrepositionsNouns FormationNoun ClausesWish + Verb 2Vocabullary TestAdjectives or Adverbs�Put� Phrasal VerbSubject Verb Agreement; Indefinite PronounsFamily VocabularyGrammar - Countable/ UncountableOther quiz:
Grammar › ViewDo you know ___ to school yet? I’m quite worried about her.
A. why Cathy hasn’t come
B. why hasn’t Cathy come
C. when Cathy hasn’t come
D. when hasn’t Cathy come
Conjunction: Because and So › View
I don’t study hard _____________ I get bad score.
A. because
B. so