[ Vocabulary ]
widespread ocurrance of an infectious disease in a community at a specific time
A. contagious
B. disease
C. epidemic
D. immunize
Select your answer:

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Vocabulary › Viewa scientific test to try out something in order to learn about it
A. eyewitness
B. firsthand
C. theory
D. experiment
Grammar › View
they’re doing yoga now, _________?
A. are they
B. arent they
C. they arent
