[ Grammar ]
Helen …… (to wash) the dishes for fifteen minutes.
A. have been washing
B. has been washing.
C. is washing
D. has be washing
Select your answer:
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Helpful Phrases Perfect TenseGrammar and Verb TensesNouns and VocabularyPresent Tenses: Simple vs ContinuousModals and Daily VocabularyModal Verbs and ConditionalsTenses UsageConjunctivesLinking Verbs and TensesOther quiz:
Grammar › ViewPlease don’t use the exercise bike until I ____ home.
A. get
B. will get
C. am getting
D. will have got
Tenses › View
I saw that my son ……………, so I decided not to wake him up.
A. slept
B. was sleeping
C. had slept
D. had been sleeping