[ Grammar ]
It _____ working.
A. am not
B. is not
C. are not
D. not

Random Topics:
Have to/Has toBare Infinitive and To InfinitivePast ParticipleCan vs CouldPresent, Past and Future TenseRelative - ConditionalModals Posibility and ProbabilityPassive Modals, Impersonal PassiveVerb Tense, Pronouns and AntecedentsSimple Past Tense (was/were)Other quiz:
Present Continuous Tense › ViewJono ……… his kite now. He is at school.
A. Isn’t flying
B. Aren’t flying
C. Doesn’t fly
D. Don’t fly
Vocabulary › View
Deforestation and poaching are two things which harm the ____ balance in nature.
A. currency
B. ecological
C. resource
D. service
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
