[ Perfect Progressive Tenses ]
How long ______ (you/study) before the test tomorrow?
A. will you have been studying
B. have you been studying
C. had you been studying

Random Topics:
Modals of Speculation and DeductionModal Verbs for Permission and Obligationgoing toDegrees of ComparisonPresent and Past TensesIndependent ClausesDefinite, Indefinite and Zero ArticlesPassive of Modal VerbsFirst and Second ConditionalSentence Fragments and Complete SentencesOther quiz:
Subject Verb Agreement › ViewPhysics _______ Lester’s favorite subject.
A. is
B. are
Tenses › View
The students ______ attentively to the lecturer when a phone rang.
A. listen
B. are listening
C. have listened
D. were listening
Home vs. House › ViewIn Toronto they live in a semi-detached …
a. home
b. house
Grammar › View
If you cannot hold your books, _____ I will hold them.
A. then
B. than
