【Josephy Lee】評論
When _____ to pathogens病原體, healthy animals will normally mount an immune免疫 response to回應 fight off the infection感染.(A) composed 組成 (B) disposed 處置 (C) exposed 暴露 (D) supposed 應該
【Jia Rong Yeh】評論
當接觸到病原體,健康的動物會正常地進行免疫反應對抗感染