Idiom question

Test Preparation SAT Preparation
1

<p>Does[ apologize....to ] doesn't work ?</p>

<p>Does it have to be [apologize for]?</p>

<p><a href="http://talk.collegeconfidential.com/sat-preparation/1195937-thread-most-useful-idioms-prepositional-pairs-writing-section.html%5B/url%5D"&gt;http://talk.collegeconfidential.com/sat-preparation/1195937-thread-most-useful-idioms-prepositional-pairs-writing-section.html&lt;/a&gt;&lt;/p>

<p>Compare....with?</p>

2

<p>You can apologize to someone.</p>

3

<p>You can apologize to someone for doing something.
You can apologize for doing something.
You can compare something with something else.</p>