activeKK [ˋæktɪv] /ˈæktɪv/發音act 做、驅動+-ive 形容詞→愛行動的展開收合act字根做、驅動-ive字尾形容詞字面：愛行動的傾向於做事、不停行動 → 活躍的、主動的形容詞1活躍的、好動的、愛運動的My grandmother is still very active at the age of eighty.我奶奶八十歲了還是很活躍。2積極的、主動的She takes an active role in planning the whole event.她在整個活動的規劃上扮演積極的角色。3活躍的、積極參與的He has been active in the union for over ten years.他在工會裡活躍了十多年。4有效的、使用中的、現行的Your account will stay active for another three months.你的帳戶還會保持有效三個月。5活性的、有作用的The active ingredient in this cream reduces redness quickly.這款乳霜中的活性成分能快速減少泛紅。6活動的、活躍的指火山、風暴等The volcano is still active and could erupt again.這座火山仍在活動，可能再次噴發。7現役的軍事He spent six years on active duty before retiring.他服了六年現役才退伍。8主動的文法Rewrite these sentences using the active voice.請用主動語態改寫這些句子。9活動性的、惡化中的醫學Tests showed that the infection was still active.檢驗顯示感染仍處於活動期。名詞1主動語態文法This verb usually appears in the active rather than the passive.這個動詞通常用主動語態而非被動語態。