[ 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 › ViewA: ______________________alone? B: No, I don’t. I live with my sister.
A. Did you live
B. Have you lived
C. Do you live
D. Will you live
Tenses › View
On my friend’s farm they ____ an alarm clock because the cockerel ____ at five o’clock every morning without fail.
A. don’t need / are crowing
B. haven’t needed / has crowed
C. don’t need / crows
D. haven’t needed / was crowing
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
