[ Present and Past Tenses ]
. What (is – am – are) you doing?
A. is
B. am
C. are

Random Topics:
InfinitivesIndirect SpeechHow many / How much - Is there / Are thereAdverbs of How Something is DoneTenses and ConclusionsModifiersBasic TensesComparative AdverbSimple vs Continuous Past Tensewould should couldOther quiz:
Vocabulary › ViewAt right angles to a horizontal plane; in a direction, or having an alignment, such that the top is directly above the bottom is the definition of what word?
A. upright
B. vertical
C. perpendicular
Grammar › View
Select the correct spelling.
A. karbon
B. carbon
C. carbone
D. carbonne
Gerund and Infinitive › ViewI regret ………………. you that the train was canceled.
A. inform
B. to inform
C. informing
Present Perfect Tense › View
She’s … the boss for 6 months now.
A. Has
B. Be
C. Been
