[ Verb Tenses ]
While they ______ the garden, they found a strange old coin.
A. clean
B. were cleaning
C. have cleaned
D. cleaned
Select your answer:

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a, an, the, zero articleVerb Tenses and SubordinatesInfinitives or GerundsConjunction and PunctuationConditional Sentences Type I, IIModals for ObligationGrammar: Imperative and Exclamatory SentencesArticle & PrepositionModal Verbs for Permission and ObligationPast or Present Verb TenseOther quiz:
Modal Verbs › ViewWe _____ arrive on time if we leave now.
A. should
B. might
C. could
D. would
Grammar › View
The moon _______ around the earth.
A. go
B. goes
C. going
D. gone
