The present perfect tense is created with have/has + a past participle.I/We/You/They have recycledHe/She/It has recycled
‘Discovered’ is the past tense or past participle of ‘discover’, which is a regular verb.
Present perfect is formed with: have/has + past participle.The past participle of study is studied. So the present perfect is:have studied --- I have studied English Grammarhas studied -- She has studied algebra
Were sent is past tense and are sent is not. Examples: Sally asked her coworker, "How do I know when invoices are sent to customers?" (are is a present tense, plural verb) The coworker replied, "You know the invoices were sent by checking the computer records." (were is a past tense, plural verb)
agreement is a matching relationship between subject and verb singular subjects go with singular verb phrases plural subjects go with plural verb phrases. verbs have singular and plural forms only in the present tense. This rose looks beautiful (singular), These roses look beautiful (plural) He likes rugby (singular) The men like rugby (plural) past: He liked rugby. The men liked rugby - same verb form But the be verb has singular and plural forms in both past and present tense. singular: The box is empty (present) The box was empty (past) plural: The boxes are empty (present) The boxes were empty (past)
Past tense: succeeded Present tense: succeed Future tense: will succeed
Past tense: tried Present tense: try Future tense: will try
Present tense: become Past tense: became Future tense: will become
Past tense - advised. Present tense - I/you/we/they advise. He/she/it advises. The present participle is advising. Future tense - will advise, going to advise, am/is/are advising + time phrase.
The conjugation of to have:will have (future)have (present)had (past)
Past tense: voiced Present tense: voice Future tense: will voice
Past tense I had Present tense I have Future Tense I will have
FUTURE: going PRESENT: go PAST: gone
Past tense: She watched a movie yesterday. Present tense: She is watching a movie now. Future tense: She will watch a movie tomorrow.
Past present and future
The word "fall" can be past tense, present tense, or future tense depending on the context in which it is used. For example, "I fell" is past tense, "I am falling" is present tense, and "I will fall" is future tense.
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