I have a question, if I am a student, can I create a class in google classroom?

Yes

Explanation:

Open a Web browser and go to Google Classroom  You have to sign in with your Google Apps for Education account.

On the Welcome screen, click the plus sign at the top and choose Create Class.

In the Create a Class dialogue box, type in the Class Name and Section.

Click Create.

i guess the cause and effect would show how being around the smoke(the cause) can have negative effects on the body.

explanation:

hello, i am papaguy your answer is ready.

answer: the pronoun that is used in the given subject above is the word "himself" which refers to the noun or antecedent "maestro". the pronoun is an example of an intensive pronoun. intensive pronouns are used to add emphasis to the subject of the sentence and it uses reflexive pronouns such as myself, yourself, himself, herself, themselves and ourselves. 

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your pal papaguy