The usage of wasn t didn t isn t gives two examples each

'T is the be verb isn'The past tense of t is used in the past continuous tense.

Such as: wasn't at home yesterday.

wasn't doing my homework yesterday,i was reading books.

t is "do."" "does"The past tense is used in the past present tense.

Such as: didn't go to the library last week.

didn't take a shower until his mother came back.

t is in the simple present tense, followed by the verb --ing form.

For example: is dancing in the gym

she playing football on the playground?

Let's start with wasn't't and isn't

Both are be verbs. It's just that the tense is different.

The former is used in the past and the latter in the present tense.

All of them are negative. The tense is usually determined based on the meaning of the sentence.

For example: i wasn't in the hospital yesterday.I wasn't in the hospital yesterday (in the past).

she isn't a good girl.She's not a good girl (as it stands).

Besides, didn't't

It's "do."" "does"The past tense is an auxiliary verb.

The usage is the same as do, does.

It's just to change according to the tense person.

For example: he didn't buy that expensive book.He didn't buy that expensive book.

Hope you get something out of it.

'T is the be verb isn'The past tense of t is used in the past continuous tense.

As you know: wasn't

athome

yesterday.

tdoingmy

homework

yesterday,i

wasreading

books.

t is "do.""

does"In the past tense, land blind is used in the past present tense.

Such as:'tgoto

thelibrary

lastweek.

ttakea

shower

untilhis

mother

cameback.

t is in the simple present tense, followed by the verb --ing form age.

Such as: isdancinginthe

sheplaying

footballonthe

playground?