A perfect tense is one where the action has been completed (or perfected).
Some English speakers find the present perfect tense a bit difficult because it expresses action that began in the past but continues or is completed in the present.
This tense is formed by adding "has" or "have" to the past participle.
Examples are:
I have just finished my dinner.
They have built five houses to date.
A visible star has emitted light for thousands of years.
Present perfect tense and present perfect continuous tense.
The present perfect tense of "hid" is "have/has hidden."
Have and has are used in the present perfect tense and the present perfect continuous tense.
Present tense, past tense, future tense, future perfect tense, present perfect tense and past perfect tense.
No. Were is a past tense of "be". The present perfect tense uses "have" and "has".
Present perfect tense and present perfect continuous tense.
Present perfect tense.
The present perfect tense of "hid" is "have/has hidden."
present tense past tense future tense present perfect tense past perfect tense future perfect tense present progressive tense past progressive tense future progressive tense present perfect progressive tense past perfect progressive tense future perfect progressive tense
Have and has are used in the present perfect tense and the present perfect continuous tense.
The present perfect tense of "are" is "have been."
Present tense, past tense, future tense, future perfect tense, present perfect tense and past perfect tense.
The present perfect tense of leave is have/has left. The present perfect tense of eat is have/has eaten.
No. Were is a past tense of "be". The present perfect tense uses "have" and "has".
The present perfect tense is has/have existed.
Past perfect tense, past perfect continuous tense, present perfect tense, present perfect continuous tense, future perfect tense and future perfect continuous tense.
Future perfect tense - Will have talked. Present perfect tense - Have/has talked.