Read this short paragraph and make two questions about it

a complex sentence consists of an independent clause and one or more dependent clauses.  

to write complex sentences, we must use subordinating conjunctions.  

all the complex sentences begin with a subordinating conjunction and when it occurs, a comma must be place at the end of the dependent clause. on the contrary, if the sentence begins with an independent clause, then no comma is used.

after  

although  

as  

because  

before  

if  

since  

when  

for example,  

after she won the competition, she became very popular.  

although my father was hurt, he continued fighting for his rights.  

as all of you got a ten, you will be able to leave early today.  

before he went to the war, he asked his parents to bless him.  

if it is cold, i won’t go out.  

since you didn’t bring the homework, you will get low grades.  

when it is hot in the town, everyone goes to the beach.  

that his long years of service outweigh any faults he may have had.

he wanted to be remembered for the good things he did, one of those being when he gave up office so others would follow suit, but george washington wasn’t a man who thought he was perfect, he knew he made mistakes. he was a very talented soldier with a natural gift of tactic.

the purpose is to inform because for some reason they really want you to know about it.