[ Grammar ]
While we ___ through the forest, we saw a fox.
A. were walking
B. walked
C. walk
Random Topics:
Grammar PhrasesPast ParticipleAdverbial ClausesComparative and Superlative AdverbsGrammar speak,talk,say,tellSynonyms and VocabularyPast simple vs Present perfectPast ContinuousTOEFL GrammarVerbs and AdverbsOther quiz:
Grammar › ViewHas or have are used in which tense?
A. Present continuous
B. Present Perfect
Modal Verbs › View
Olga has been sleeping for three hours. I think we ____ wake her up, or she _____ sleep at night.
A. were able to / may not
B. mustn’t / didn’t have to
C. ought to / couldn’t
D. should / won’t be able to