[ Tenses ]
The students ____________ quietly in the library right now.
A. are studying
B. studied
C. have studied
D. will study

Random Topics:
Simple and Continuous TensesPresent ContinuousConjunctivesFuture Time and TensesMixed ConditionalsModal Auxiliaries and Similar ExpressionsArticles and DeterminersFood VocabularyAdjective vs AdverbPresent Simple ProgressiveOther quiz:
Grammar › ViewLet’s leave early. We can’t risk _____ in heavy traffic during rush hour.
A. to hold up
B. to be held up
C. holding up
D. being held up
Conjunctions › View
Name the type of conjunction
BECAUSE
A. coordinate
B. correlative
C. subordinate
Phrases and Clauses › ViewAt the bowling alley
A. Phrase
B. Clause
Grammar › View
Don’t worry! I _______________ here to help you.
A. am being
B. will be
C. am going to be
D. will have been
