The past tense of 'welcome' is 'welcomed'. For example, "I welcomed my friends into my home."
To is not a verb and does not have a past tense.
The past tense of 'lase' (as in: to use a laser) should be 'lased'.
The word cut is both present tense and past tense because you can use it in something that has happened, happening or going to happen. It's also a future tense.
The word "how" isn't a verb and so doesn't have a past tense. The word itself can't determine a tense in a sentence.
Yes, the article "an" is used before a word beginning with "i" in the past tense if the pronunciation of the word starts with a vowel sound. For example, "an island".
Would is the past tense for will
'Who' is a pronoun, it doesn't have a past tense. But you can use the word "was" as in "who was on the phone?".
No. The word "are" is present or future tense. The past tense would be "were".
To is not a verb and does not have a past tense.
The word game is not past tense. If you use "game" as a verb, the past tense would be "gamed."
is - is present tense. He is from China. was - is past tense. He was sick last week.
The past tense of 'lase' (as in: to use a laser) should be 'lased'.
Used
You can use should in past tense to say;Should haveShould not have (shouldn't)
used
They have the past tense listed as texted.
Decision is a noun. The verb form is decide, and the past tense is decided.