Contoh Kalimat Passive Voice – Past Perfect Tense

Active Voice	Passive Voice
They had used poison gas in World War I. (Mereka telah menggunakan gas beracun dalam perang dunia pertama.)	Poison gas had been used in World War I. (Gas beracun telah digunakan dalam perang dunia pertama.)
Sally had read two hundred books before graduating from the college. (Sally telah membaca dua ratus buku sebelum lulus dari kampus tersebut.)	Two hundred books had been read by Sally before graduating from the college. (Dua ratus buku telah dibaca oleh Sally sebelum lulus dari kampus tersebut.)
He had helped you so many times. (Dia telah membantumu berkali-kali.)	You had been helped so many times. (Kamu telah dibantu berkali-kali.)

Change These Sentences into Passive Voice

1. I had worn blue shoes. - 
2. Joe had cleaned the tables. - 
3. We had lost the key. - 
4. They had started a fight. - 
5. I had been reading an article. -