[ Present Perfect and Present Perfect Progressive Tenses ]
We ___ (read) this book for an hour.
A. are reading
B. have read
C. have been reading
D. read
Select your answer:

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Modals & ConditionalsSubject and Verbs AgreementNoun, Adjective, and Adverb ClausesPast Perfect or Past Perfect ContinuousWish + Verb 2Modal Verbs and Contrastive ConjunctionsVocabulary Spelling GrammarFamily VocabularyModal Verbs of PossibilityVerbs & AdverbsOther quiz:
Grammar › ViewWhich sentence correctly eliminates the double negative?
A. There weren’t but three books about that subject in the entire library.
B. There weren’t any books about that subject in the entire library.
C. There were only three books about that subject in the entire library.
D. There weren’t no books about that subject in the entire library.
Grammar › View
What time is it when the minute hand is on the 6 and the hour hand is on the 9?
A. half past 9
B. quarter to 10
C. quarter past
D. half past 10
