[ Grammar ]
What_________your parents going to do when they retire?
A. do
B. did
C. are
Select your answer:

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too / enoughDegrees of AdjectivesAdjective / Noun + to InfinitiveRecount Texts and TensesPhrasal Verb & Prepositional PhraseParticiple Clauses & Cleft SentencesGrammar of Conjunctions and PrepotitionsAdverb of TimeDefinite vs Zero Article Abstract NounsQuantifiers / Prepositions of Time and Comparative AdjectivesOther quiz:
First Conditional › ViewIf you don’t pay attention
A. you won’t learn English.
B. you don’t learn English.
Types of Sentence Structures › View
The platypus has venom-producing glands, which are rare among mammals, but its venom is not generally lethal to humans.
A. simple
B. compound
C. complex
D. compound-complex
