[ Perfect Progressive Tenses ]
I ______ (read) this book for three hours by the time you arrive.
A. am reading
B. have been reading
C. will have been reading

Random Topics:
Passive SentencesComparatives - SuperlativeTenses and Time MarkersAuxiliary WordsComparatives, Superlatives & EquativesArticles and DeterminersAdverbial Clauses of Manner and ResultActive & Passive VoicePresent Tense vs Present ContinuousModal Verbs of PermissionOther quiz:
Tenses › ViewHe will be there by 6 PM.
A. Simple Present
B. Present Continuous
C. Present Perfect
D. Simple Future (With Modals)
Grammar › View
Swimming is amazing, but I prefer to read in my spare time.
What is the part of speech for “my”?
A. Noun
B. Pronoun
C. Adjective
D. Adverb
Grammar › ViewJanith and Noemi __________ to the cinema every weekend!
A. Do
B. Goes
C. Went
D. Go
Will or Going to › View
Look the sky, it’s so dark! I’m sure ______.
A. It’s going to rain
B. It’ll rain