短語(yǔ)詞組短語(yǔ)perfect passive infinitive 完成時(shí)不定式被動(dòng)態(tài)perfect active infinitive 完成時(shí)不定式主動(dòng)態(tài)perfect infinitive 2 動(dòng)詞不定式的完成式perfect infinitive 1 動(dòng)詞不定式的完成式infinitive perfect tense 動(dòng)詞不定式完成式 返回 perfect infinitive