Future Perfect Tense digunakan untuk mengekspresikan suatu tindakan yang terjadi di masa depan dan diperkirakan akan selesai di masa depan. Future Perfect Tense menungkapkan penyelesaian suatu tindakan yang akan terjadi di masa depan. Misalnya, “John will have gone tomorrow”. Kalimat ini menunjukkan penyelesaian dari suatu tindakan (go) yang akan terjadi di masa depan (tomorrow).
Future Perfect Tense memiliki dua bentuk yang berbeda: “will have done” dan “be going to have done”. Tidak seperti bentuk Simple Future Tense, bentuk Future Perfect Tense biasanya bisa saling dipertukarkan.
Aturan dalam bentuk Future Perfect Tense adalah kata kerja bantu yang digunakan dalam kalimat berupa “will have”. Untuk kata kerja untama dalam kalimat menggunakan bentuk kata kerja ke-tiga atau bentuk past participle.
Kalimat Positif (Positive Sentence)
Rumusnya adalah:
- Subject + Auxiliary Verb + Main Verb (Past Participle) + Object
- Subject + Will Have + Verb 3 Or Past Participle + Object
Sebagai contoh:
- Sam is probably going to have completed the proposal by the time he leaves this afternoon.
- By next November, I will have received my promotion.
Kalimat Negatif (Negative Sentences)
Rumusnya adalah:
- Subject + Auxiliary Verb + Not + Auxiliary Verbs + Main Verb (Past Participle) + Object
- Subject + Will Not Have + Verb 3 Or Past Participle + Object
Sebagai contoh:
- Sam is not probably going to have completed the proposal by the time he leaves this afternoon.
- By next November, I will not have received my promotion.
Kalimat Interogatif (Interrogative Sentences)
Rumusnya adalah:
- Auxiliary Verb + Subject + Auxiliary Verb + Main Verb (Past Participle) + Object
- Will + Subject +Have + Verb 3 Or Past Participle + Object
Sebagai contoh:
- Is Sam probably going to have completed the proposal by the time he leaves this afternoon?
- By next November, will I have received my promotion?
Kalimat Interogatif Negatif (Negative Interrogative Sentences)
Rumusnya adalah:
- Auxiliary Verb + Not + Subject + Auxiliary Verb + Main Verb (Past Participle) + Object
- Will + Not + Subject + Have + Verb 3 Or Past Participle + Object
Sebagai contoh:
- Is not Sam probably going to have completed the proposal by the time he leaves this afternoon?
- By next November, will not I have received my promotion?
Penggunaan Future Perfect Tense
- Tindakan yang selesai sebelum tindakan lain di masa depan
Future Perfect Tense menyatakan gagasan bahwa sesuatu akan terjadi sebelim tindakan lain di masa depan. Future Perfect Tense juga bisa menunjukkan bahwa sesuatu akan terjadi sebelum waktu tertentu di masa depan.
Contoh:
- By the time he gets home, she is going to have cleaned the entire house.
- Will she have learned enough Chinese to communicate before she moves to Beijing?
- Durasi sebelum sesuatu di masa depan (Non-Continuous Verbs)
Dengan kata kerja Non-Continuous dan beberapa penggunaan kata kerja campuran Non-Continuous, kita bisa menggunakan Future Perfect Tense untuk menunjukkan bahwa sesuatu akan terus berlanjut hingga tindakan lain di masa depan
Contoh:
- I will have been in London for six months by the time I leave.
- By Monday, Susan is going to have had my book for a week.
Meskupin penggunaan Future Perfect Tense di atas biasanya terbatas pada kata kerja Non-Continuous dan beberapa penggunaan kata kerja campuran Non-Continuous, kata-kata seperti: “live,” “work,” “teach,” dan “study” terkadang digunakan dengan cara ini meskipun kata-kata tersebut bukanlah kata kerja Non-Continuous.
- Kepastian tentang tang baru saja terjadi
Future Perfect Tense juga bisa digunakan untuk mengungkapkan keyakinan bahwa sesuatu terjadi baru saja
Contoh:
- The train will have left by now. We have to look for another way to get there. (I’m sure the train has left)
- The guests will have arrived at the hotel by now. (I’m sure the guests have arrived at the hotel)