Past future perfect tense adalah salah satu dari tenses dalam bahasa Inggris yang bisa dikatakan jarang digunakan. Hal ini karena tense ini merujuk pada masa lampau dan mengungkapkan segala kejadian yang akan sudah atau telah terjadi di dalamnya. Berikut akan dipaparkan pengertian, rumus, fungsi, dan contoh past future perfect tense.

Pengertian Past Future Perfect Tense

Past future perfect tense adalah bentuk tense yang digunakan untuk menyatakan kejadian yang akan telah berlangsung atau terjadi di satu titik di masa lampau (past future perfect). Sehingga apapun yang akan telah kita selesaikan saat itu dapat diungkapkan dengan tense ini. Demikian pula dengan keadaan atau kondisi kita, seperti:

He would have submitted it two days ago. I would have finished my study by September last year. They would have received the fund by then.

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Rumus Past Future Perfect Tense

Past future perfect tense memiliki dua rumus. Yang pertama disebut verbal dan dipakai ketika terdapat verb (kata kerja), sementara yang kedua disebut nominal dan digunakan tatkala tidak terdapat verb. Sebagai gantinya, be (been) perlu ditambahkan di rumus kedua ini.

A. Dengan verb (verbal)

	Pola	Contoh
(+)	You/we/they + would have V3 I/she/he/it + would have V3	You/we/they would have slept I/she/he/it would have slept
(-)	You/we/they + would not have V3 I/she/he/it + would not have V3	You/we/they would not have slept I/she/he/it would not have slept
(?)	Would + you/we/they + have V3? Would + I/she/he/it + have V3? – Yes, she/he/it + would – No, she/he/it + would + not	Would you/we/they have slept? Would I/she/he/it have slept? – Yes, she/he/it would – No, she/he/it wouldn’t

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B. Tanpa verb (nominal)

	Pola	Contoh
(+)	You/we/they + would hv bn pel* I/she/he/it + would hv bn pel	You/we/they would have been done I/she/he/it would have been done
(-)	You/we/they + would not hv bn pel I/she/he/it + would not hv bn pel	You/we/they would not have been done I/she/he/it would not have been done
(?)	Would + you/we/they + hv bn pel? Would + I/she/he/it + hv bn pel? – Yes, she/he/it + would – No, she/he/it + would + not	Would you/we/they have been done? Would I/she/he/it have been done? – Yes, she/he/it would – No, she/he/it wouldn’t

* hv bn pel : have + been + pelengkap

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Fungsi dan Contoh Past Future Perfect Tense

Secara garis besar, fungsi past future perfect tense dalam bahasa Inggris adalah sebagai:

1. Untuk mengungkapkan kejadian yang akan selesai atau terjadi pada waktu tertentu di masa lampau

   Contoh:

   He would have finished the report by 8 o’clock yesterday. (Dia akan sudah menyelesaikan laporan itu sebelum jam 8 kemarin.)

2. Untuk mengungkapkan kejadian yang akan selesai sebelum kejadian lain terjadi di masa lalu

   before by by the time when

   Contoh:

   Candidates would have taken the IELTS test before they applied for the scholarship. (Para kandidat akan sudah mengambil test IELTS sebelum mereka mendaftar beasiswa itu.)

3. Untuk menyatakan CONDITIONAL SENTENCE Type III

   Contoh:

   If they had still stayed in their house last night, they wouldn’t have taken an accident. (Jika mereka masih tinggal di rumah itu tadi malam, mereka tidak akan mengalami kecelakaan.) Fakta: They didn’t stay in their house last night.

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Daftar Materi di English Tenses

1. SIMPLE PRESENT
2. PRESENT CONTINUOUS
3. PRESENT PERFECT
4. PRESENT PERFECT CONTINUOUS
5. SIMPLE PAST
6. PAST CONTINUOUS
7. PAST PERFECT
8. PAST PERFECT CONTINUOUS
9. SIMPLE FUTURE
10. FUTURE CONTINUOUS
11. FUTURE PERFECT
12. FUTURE PERFECT CONTINUOUS
13. SIMPLE PAST FUTURE
14. PAST FUTURE CONTINUOUS
15. PAST FUTURE PERFECT
16. PAST FUTURE PERFECT CONTINUOUS