Perfect tense is used for describing a past action’s effect on the present.
The pattern of present perfect tense
(+) S+have/has+verb 3 (been) +object
(-) S+have/has+not+verb 3+object
(?) Have/has+S+verb 3+object
Examples:
(+) I have been in Bandung before.
(-) I have not learn English since three years ago.
(?) Has he awoke from his bed?
Adverbs used:
- Once
- This week
- Twice
- Since Monday
- Lately
- Many times
Past perfect tense is a kind of tense that is used t describe an action or an event that started in a certain time in the past and completed or finished till certain time in the past too.
Examples:
(+) They had been at school before at 07.00a.m.
(-) I had not slept for a this when I met my cousin.
(?) Had he studied music for a year when I began it?
Adverbs used:
- One
- Twice
- From 1995 to 2000
Future perfect tense is used to describe an action or events that started in the past and finished at the future.
Examples:
(+) We shall have arrived at Cilacap by Monday.
(-) They will not have been at school by the end of this week.
(?) Will you have been a police by next year?
Adverbs used:
- By Sunday
- By next year
- By next month
- By the end of this week
- By the end of this month
PERFECT TENSE
(+) S+have/has+verb 3 (been) +object
(-) S+have/has+not+verb 3+object
(?) Have/has+S+verb 3+object
(+) I have been in Bandung before.
(-) I have not learn English since three years ago.
(?) Has he awoke from his bed?
- Once
- Since Monday
- Lately
- Many times
(+) S+had+verb 3+complement
(-) S+had not+verb 3+complement
(?) Had+S+verb 3+complement
Examples:
(+) They had been at school before at 07.00a.m.
(-) I had not slept for a this when I met my cousin.
(?) Had he studied music for a year when I began it?
Adverbs used:
- One
- Twice
- From 1995 to 2000
Future perfect tense is used to describe an action or events that started in the past and finished at the future.
The pattern:
(+) S+shall/will+have+verb 1 (been) +…
(-) S+shall/will+not+have+verb 1(been)+…
(?) Shall/will+have+verb 1 (been)+…
Examples:
(+) We shall have arrived at Cilacap by Monday.
(-) They will not have been at school by the end of this week.
(?) Will you have been a police by next year?
Adverbs used:
- By Sunday
- By next year
- By next month
- By the end of this week
- By the end of this month