Practice 2: Explain the difference between sentence a and b

a) Let’s eat grandma

b)Let’s eat, grandma

Key: Sentence a is an invitation to eat grandma up

         Sentence b is an invitation for grandma to eat with the speaker.

3) Identify the additional information in the sentences below and put it in parentheses

a) The thief broke into the house which belongs the Mayor and stole everything inside.

b) The man said taking his last breath that his sins be forgiven

Key:  The thief broke into the house (which belongs to the mayor) and stole everything inside.

          The thief broke into the house, and stole everything.

          The man said ( taking his last breath) that his sins be forgiven.

           The man said that his sins be forgiven.

In a nutshell, you get to understand that a punctuation mark isn’t used for fancy or decoration. They are used according to the structure of the sentence to achieve a particular effect and convey meaning clearly.