When writing a sentence, generally you start with a capital letter and finish with a period (.), an exclamation mark (!), or a question mark (?).

Write your name in capitals.

You must begin a sentence with a capital letter.

Sentences begin with a capital letter.

A capital letter is used at the beginning of a sentence.

The first word of every sentence should be capitalized.

Write your name in capital letters.

Write only your family name in capitals.

Write your name in capitals.

Write the alphabet in capitals.

A capital letter is used at the beginning of a sentence.