[ Present Continuous Tense ]
Please be quiet. I …… trying to concentrate.
A. is
B. am
C. are

Random Topics:
So or SuchVerbs – Nouns – Adjectives - AdverbsSimple Present and Past TensesGrammar, Literature, and VocabularyWill vs Verb InfinitivesGerund NounPresent Perfect Continuous TensePast and Past ContinuousPast Tense & Past Continuous TensePresent or Past TensesOther quiz:
Present Perfect Tense › ViewWhich one is correct ?
A. We have studied for 3 months
B. We have studied since 3 months
Present Continuous Tense › View
She (not watch) _____________ TV.
A. isn’t watch
B. isn’t watching
C. aren’t watching
D. not watching
Grammar › ViewJohn always __________ on time for meetings.
A. arrives
B. are arriving
C. is arriving
Prepositions of Time and Place › View
Can Superman see ___ walls?
A. through
B. in
C. into
