Pengertian Past Future Perfect Tense
Past future perfect tense adalah suatu bentuk kata kerja untuk membicarakan aktivitas yang tidak terjadi, mungkin terjadi, atau sebenarnya dapat dilakukan namun tidak berhasil dilakukan di masa lampau.
1. Rumus Past Future Perfect Tense
Past future perfect tense dibentuk dengan auxiliary verb would/should/could/may/might/must dan have, dan past participle (verb-3). Have digunakan baik untuk singular maupun plural subject. Sedangkan past participle dapat berupa regular atau irregular verb.
Verbal : menunjukkan subject melakukan suatu kejadian
Berikut rumus past future perfect tense untuk kalimat positif, negatif, dan interogatif.
| Rumus Past Future Perfect Tense | Contoh Past Future Perfect Tense |
| kalimat positif (+) S + would/should/could/may/might/must + have + past participle (verb-3) | She would have worked They would have been |
| kalimat negatif (-) S + would/should/could/may/might/must + not + have + past participle (verb-3) | She wouldn’t have worked They wouldn’t have been |
| kalimat interogatif (?) would/should/could/may/might/must + S + have + past participle (verb-3) ? | Would she have worked ? Would they have been ? |
Non Verbal : menunjukkan keadaan si subject
| Bentuk kalimat | Rumus |
| kalimat positif (+) | Subj + would + have + been + adjective/adverb/noun/pronoun |
| kalimat negatif (-) | Subj + would + not + have + been + adjective/adverb/noun/pronoun |
| kalimat interogatif (?) | would + Subj + have + been + adjective/adverb/noun/pronoun ? |
2. Subject verb agreement
| Subject | Verb | verb |
| She | Would | |
| He | Would | |
| It | Would | |
| Benda tunggal (singular noun ) – Upin – Student – Mouse | Would | |
| I | Would | Should |
| You | Would | |
| They | Would | |
| We | Would | Should |
| Benda jama (plural noun ) – Upin and Ipin – StudentS – Mice | Would |
3. Fungsi dan Contoh Kalimat
Past future perfect tense (would) digunakan pada conditional sentence type 3 (kalimat pengandaian) untuk membicarakan sesuatu yang tidak terjadi.
Contoh :
| If you had saved your jewelry and foreign currency in a safety deposit box, they wouldn’t have gone. (Jika kamu telah menyimpan perhiasan dan mata uang asingmu di safety deposit box, mereka tidak akan hilang.) |
Past future perfect tense (should) digunakan ketika ingin membicarakan past event yang tidak terjadi tetapi seharusnya terjadi.
Contoh :
| You should have received your refund by now. (Kamu seharusnya sudah menerima pengembalian dana.) |
Past future perfect tense (could) untuk membicarakan hal yang dapat dilakukan di masa lalu namun tidak dilakukan atau tidak berhasil dilakukan.
Contoh :
| I could have bought that car, but I prefered to save money and wait for the manual version. (Saya dapat sudah membeli mobil itu, tapi saya pilih untuk menyimpan uang dan menunggu versi manualnya.) |
Past future perfect tense (may/might/could) untuk membicarakan kemungkinan di masa lampau.
Contoh :
| The traveler looks far from happy. He may have waited for his flight for hours. (Pelancong itu kelihatan jauh dari bahagia. Dia mungkin telah menunggu penerbangannya selama berjam-jam.) |