Punctuation

Full Stop

We use a full stop (also called period) to put an end to affirmative sentences

e.g. I do shopping every weekend.

We also use a full stop to end orders.

e.g. let me alone.

Exclamation Mark

We use an exclamation mark at the end of a surprised exclamation .It is usually starting with ‘how’ or ‘what’

e.g. How terrible! What awful!

We also use an exclamation mark at the end of a wish.

e.g. Good luck!

Question Mark

 We use questions mark at the end of a question

e.g. how are you?

We also use questions mark after question tags

e.g You are false, aren't you?

We can use questions mark at the end of a request

e.g. Could you give me the pen, please?

Comma

Commas have a number of different uses in English. Commas are used to Separate a list of items. This is one of the most common uses of a comma. Notice that a comma is inserted before the conjunction 'and' which comes before the final element of a list

e.g. I like speaking, listening to music, watching tv, and visiting my friends

Colon

We use a colon for two purposes:

First, to provide additional details and explanation

e.g. He had many reasons for joining the sport  club: to get in shape, to make new, to colleagues, to lose some weight, and to get out of the house

Second, to introduce a direct quote (a comma can also be used in this case).

e.g. she informed her friends: "I'm going to get married