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Grammar and UsageWH Questions and Simple Past TenseGrammar and AdverbsPast Modals & Phrasal Modals of ObbligationWriting and Modal AuxiliaryGerunds/InfinitivesVerbs – Nouns – Adjectives - AdverbsPast and Perfect TensesHave as verb and auxiliaryCommon ErrorOther quiz:
General Quiz › ViewZack was annoyed at Charlene as he _____ not understand why she had not told him about the plan in advance.
A. must
B. could
C. would
D. should
Present Perfect Tense › View
Choose the correct word from the options in brackets and change in present perfect tense.
The students __________ (have completed/completed) their assignments already.
A. have completed
B. completed