Present continuous tense

Present continuous tense are the tense in which work is in continuous state. Present continuous is the present state going to future. This type of sentence are made in such pattern:
Subject + (1st form) verb + ing + object
Examples:

1. I am going to Lahore. 
2. He is coming here. 
3. I am reading book. 
4. He is eating apples. 
5. They are laughing on a child. 

In such type of sentence is, are, and am used before the use of verb.

• Is comes with he, she, it and with singular name. 
• Am comes with i.
• Are comes with they, we, you and a plural name.