[ Grammar ]
Why ______ we doing this exercise now? It’s so boring.
A. are
B. is
C. have
D. aren’t

Random Topics:
Linking VerbWill vs be going toDefinite pronouns (Subject, Object, Reflexive)Dependent ClausesPast Simple, Past Continuous, Past Perfect, Past Perfect ContinuousInfinitiveModal Verbs for Permission and ObligationConjunctivesModals VerbPresent Perfect Simple & ContinuousOther quiz:
Tenses › ViewWe _______ English every week
A. are study
B. study
C. is studying
D. studies
Grammar › View
…. get up at 5 o’clock on Sunday. It’s not necessary.
A. don’t have to
B. mustn’t
C. shouldn’t
Pronouns and Antecedents › ViewEvery one of the actresses knows (her, their) part by heart.
A. her
B. their
Subject Verb Agreement › View
The students ___ (is/are) ready for the exam.
A. is
B. are