Complex sentences are a very important part of being a good writer for the following reasons:
1. They help add variety to your sentences.
2. They help connect your thoughts and ideas correctly.
3. They add a flow and ease to reading your assignment.
4. They help you communicate complex thoughts.
Here are the basic conjunctions that make complex sentences. These are the most commonly used so let's start from here:
Here is the Zibda: A complex sentences has TWO parts to it -- the main sentence and the clause which can not be a sentence.
Although people care about the environment, they don't take action to help.
Notice that there are two parts, the red part and the blue part. Now, notice that there is a comma between the two parts.
This presentation can help you understand complex sentences
Please watch this video to know how to punctuate
and create complex sentences: