[ Present Tenses ]
Oliver and Lucas ______ (not buy) new bikes yet.
A. haven’t been buying
B. hasn’t bought
C. didn’t buy
D. haven’t bought

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Verb Types and TensesModal Verbs of Deduction and SpeculationPresent Simple VS ContinuousVocabulary and Sentence StructureModal Verbs of Certainty and PossibilitySubject/Verb Agreement with Collective NounsPresent/Past/Past ParticpleSubject Verb Agreement Irregular VerbConditional and Mix Conditional SentencePast Continuous vs Past SimpleOther quiz:
Grammar › ViewMy sister is two years ……………..than me.
A. young
B. so young
C. younger
D. the youngest
Grammar › View
If CCTV footage wasn’t available, many criminals ___ and subsequently arresed
A. wouldn’t be identified
B. wouldn’t have been identified
C. weren’t identified
D. aren’t identified
Grammar › ViewThere were about 100 attendees at the wedding, and _______ half of them were the bride’s and groom’s relatives.
A. less
B. not less than
C. no less than
D. nor less than
Grammar › View
It ___ a nice view.
A. have
B. having
C. has
D. is have