[ Tenses ]
I _____________ the windows all day without any help. Two more and I can have a rest. ( to wash )
A. washed
B. am washing
C. have washed
D. have been washing

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Future Perfect ContinuousModal Verbs and ConditionalsComparatives - SuperlativesConnectives (because, due to, owing to, because of)City PlacesPrepositions of TimeDefinite & Indefinite Pronoun & ConditionalsQuantifiers and ArticlesAdverbs of Manner, Likes and PreferencesGrammar - Nouns, Verbs, and AdjectivesOther quiz:
Grammar › ViewThe parrot _______ be free tomorrow
A. will
B. want
C. to
Sentence Structure and Verb Tenses › View
Choose the sentence that is in the present perfect progressive tense:
A. I have been reading this book for a week.
B. They are eating lunch.
C. She wrote a letter.
D. We will play soccer.