Can I use past tense after when?

Past: What happened when something else (had) occurred. The past tense of “when” can indicate that something happened regularly or one specific time in the past.

When should we use past tense?

The simple past tense shows that you are talking about something that has already happened. Unlike the past continuous tense, which is used to talk about past events that happened over a period of time, the simple past tense emphasizes that the action is finished.

How do we use past tense?

If you want to remember easily, you can think of was/were as the past tense form of the auxiliary verbs am, is and are. Generally, “was is used for singular objects and “were” is used for plural objects. So, you will use “was” with I, he, she and it while you will use “were” with you, we and they.

Is could Past tense?

Could has no tenses, no participles, and no infinitive form. There is no past tense, but could have followed by a past participle is used for referring to something in the past that was not real, or something that may possibly have been real: I could have been killed.

What are the rules of tense?

We divide tenses into three parts:Present Indefinite or Simple Present. (V1 = first form of verb, V2 = Second form of verb, V3 = Third form of verb. Present Continuous Tense. Subject + is/am/ are + V1 + ing + object. ( Present Perfect Tense. Subject + has/have + V3 + object. Present Perfect Continuous.