WhichofthefollowingsentencesisINCORRECT? （TEM-4 2014） A: Physicsisanimportantschoolsubject. B: TheUnitedStatesbordersCanada. C: TheNiagaraFallsisinNorthAmerica. D: Mumpsisakindofinfectiousdisease.
WhichofthefollowingsentencesisINCORRECT? （TEM-4 2014） A: Physicsisanimportantschoolsubject. B: TheUnitedStatesbordersCanada. C: TheNiagaraFallsisinNorthAmerica. D: Mumpsisakindofinfectiousdisease.
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