1. Complex Sentences Review:
Simple sentences have one subject and one predicate.
Compound sentences have ________ subjects and _______ predicates.
Identify which is simple and which is compound:
Joe waited on the train.
The train was late, so Joe waited on the train.

2. Remember the FANBOYS (coordinating conjunctions)
For
And
Nor
But Or
Yet So

3. Complex Sentences
Complex sentences are made up of one independent clause (simple sentence) PLUS one dependent clause.
Dependent clauses cannot stand alone:
ex. Because Joe came to the party
after the bus left
-These make no sense on their own. They depend on an independent sentence!

4. Subordinating Conjunctions
-After -Although -As
-Because -Before -Even though
-if -since -though
-unless -until -when
-whenever -whereas -wherever
-while

5. Create Complex Sentences
-Mary and Samantha arrived at the bus station late -I did not see them at the station. Ans. Because Mary and Samantha arrived at the bus station late, I did not see them there.

6. Complex Sentence Commas
If the dependent clause comes first, you should use a comma to join it to the independent clause (complete sentence).
When the independent clause comes first in the sentence, then you should not use a comma to add the dependent clause.
Ex. I don’t drink green tea when it’s hot outside.
Ex. When it’s hot outside, I don’t drink green tea.

7. Create your own
-While he waited for the train -Joe realized that the train was late. -Unless you like fish -You should not eat sushi. -I always drink green tea. -When the weather is foggy.

8. Answers While he waited for the train, Joe realized it was late.
Unless you like fish, you should not eat sushi.
I always drink green tea when the weather is foggy.
Question: How do you know where to place the commas?