The present simple talks about habits, routines, facts, and fixed times. It shows what is usual, what is true, and what is on a schedule. You use this tense very often in English.

Use the present simple for habits and routines. Use it for general truths and facts. Use it for timetables and fixed schedules.

With I, you, we, and they, use the base form of the verb in affirmative sentences. The verb does not change with these subjects.

Subject	Form
I	work
You	work
We	work
They	work

With he, she, and it, add -s or -es to the verb in affirmative sentences. Some verbs also change spelling in the third person singular.

Subject	Form
He	works
She	works
It	works

In the third person singular, many verbs add -s. Verbs ending in -ch, -sh, -ss, -x, and -o usually add -es. Verbs ending in consonant plus y change y to ies.

Use do to make present simple questions with I, you, we, and they. Use does with he, she, and it. The main verb stays in the base form.

Subject	Form
I, you, we, they	do 🔹 base verb
He, she, it	does 🔹 base verb
Main verb	base form

Use do not or don't with I, you, we, and they in negative sentences. Use does not or doesn't with he, she, and it. The main verb stays in the base form.

Subject	Form
I, you, we, they	do not 🔹 base verb
He, she, it	does not 🔹 base verb
Main verb	base form

You can now use the present simple to talk about habits, routines, facts, and schedules. You can make affirmative sentences with all subjects. You can also make questions and negatives with do and does.