Present: show, Past: showed, Future: will show, Present Continuous: is showing, Present Perfect: has shown, Present Perfect Continuous: has been showing, Past Continuous: was showing, Past Perfect: had shown, Past Perfect Continuous: had been showing, Future Continuous: will be showing, Future Perfect: will have shown, Future Perfect Continuous: will have been showing.
The past perfect progressive tense of "look" is "had been looking."
The past progressive tense has two forms: simple past progressive (e.g., "I was reading") and past perfect progressive (e.g., "I had been reading"). Both forms indicate an ongoing action in the past.
The past perfect tense is created with the auxiliary verb had and a past participle. The past perfect tense of complain is had complained. The past perfect progressive tense is created with had + been + a present participle. The past perfect progressive of complain is had been complaining.
Use past progressive tense to indicate an action that was ongoing in the past. Use past perfect progressive tense to show a continuous action that started before a certain point in the past and continued up to that point.
the form of the past tense are past progressive,past perfect progressive,past perfect simple.
Past progressive tense.
The past perfect progressive tense of "to investigate" is "had been investigating."
present perfect progressive
The past progressive (past continuous) is "was visiting." (were visiting) The past perfect progressive is "had been visiting."
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
Present: show, Past: showed, Future: will show, Present Continuous: is showing, Present Perfect: has shown, Present Perfect Continuous: has been showing, Past Continuous: was showing, Past Perfect: had shown, Past Perfect Continuous: had been showing, Future Continuous: will be showing, Future Perfect: will have shown, Future Perfect Continuous: will have been showing.
The past perfect progressive tense of "look" is "had been looking."
past: ran past perfect: had run past progressive: was/were running past perfect progressive: had been running
No it's past perfect.
The past progressive tense has two forms: simple past progressive (e.g., "I was reading") and past perfect progressive (e.g., "I had been reading"). Both forms indicate an ongoing action in the past.
The past perfect tense is created with the auxiliary verb had and a past participle. The past perfect tense of complain is had complained. The past perfect progressive tense is created with had + been + a present participle. The past perfect progressive of complain is had been complaining.