2. Why do you think the Radleys kept Arthur locked up for all this time?

Arthur was locked in the Radley's house because his father thought it was a disgrace to send him away.

Explanation:

Arthur Radley who was also known as Boo Radley was locked up because he was involved in a crime. The crime that he had committed was that he along with his friends had stolen a car and then he had also locked up the officer in the courthouse.

Boo was locked away due to his association with "an inappropriate group"; his dad felt that Boo being placed in a reformatory would be a humiliation to the family. In any case, the fundamental explanation is a result of Mr. Radley's strict enthusiasm.

it is the background information on the characters and setting explained at the beginning of the story. the exposition will often have information about events that happened before the story began. the exposition is often the very first part of the plot.

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.