[ Tenses ]
Hoa will have completed her first year at Hanoi Open University ________ .
A. by the time the pandemic ends
B. before the pandemic ended
C. after the pandemic had ended
D. once the pandemic ended

Random Topics:
Offering HelpSubject/Verb Agreement with Collective NounsPhrases and TensesVocabulary, Grammar, SpellingRelative PronounSentence Types and ConjunctionsConnectives (because, due to, owing to, because of)Independent and Dependent ClausesIf ClausesGrammar - Present PerfectOther quiz:
Grammar › ViewWhich part of the sentence is the predicate? “The boy ran to the park.”
A. The boy
B. Ran to the park
C. To the park
D. Boy
Adverb of Concession › View
Tom wakes up everyone ……………….. playing the guitar very softly (rất nhẹ).
A. because
B. in spite of
C. when
D. although
Homophones › ViewI feel bad for my fictional sisters, Jessie and Julie. ___ having really bad luck.
A. there
B. their
C. they’re
Prepositions › View
He flew from Japan. He’s probably ________ Sydney now.
A. IN
B. ON
C. AT
