[ Tenses ]
She will have been reading a book for hours by the time you arrive.
A. Future Simple:
B. Future Continuous:
C. Future Perfect:
D. Future Perfect Continuous:

Random Topics:
Grammar - First ConditionalModals and ConditionalsAuxiliary Verbs & Question TagsPast Simple & Past PerfectFuture FormsSimilesAdjective SuffixesDefinite pronouns (Subject, Object, Reflexive)Grammar: Imperative and Exclamatory SentencesVerb-ing or to VerbOther quiz:
Grammar › ViewHow tall _____ you?
A. are
B. were
Grammar › View
The main word in the complete subject is called the _____ subject.
A. Complete
B. Complex
C. Simple
D. Compound