There are a lot of differences between Sir Gawain and Beowulf.
1. Sir Gawain is a mere knight, and Beowulf is a prince.
2. Sir Gawain is from a Medieval tale, while Beowulf is from an Anglo-Saxon tale.
3. <span>Sir Gawain humbles himself down and says he's feeble minded and of the least strength between all the knights, and he strongly desires to take the Green knight's challenge to avoid risking Arthur's life and put his less valuable one at stake. Beowulf is often praised for trying to pursue his own personal goals, and his strength and greatness are admirable as well.
</span>
<span>The irony is written in the Phrase 3 given in the question.
Irony is a discrepancy or an incongruence between what is anticipated and to what it actually is. There are three types of irony. One would be verbal irony which, as the name suggests, revolves around speaking or what is said. The other two would be dramatic irony and situation irony. Dramatic irony is usually used in plays, dramas, and the like that involves the audience's awareness. Situation irony would be more involved with what's happening around.</span>
Me and my family help to reduce pollution by riding our bikes instead of taking our car. We also help preserve natural resources by taking shorter showers and not wasting water. (This is a simple answer and you can add on to it)
Structure in writing depends on what the objective - what the writer is trying to convey. If it is an argument, the structure will include a problem statement, supportive explanations and a conclusion. If it is a narrative, the structure can be subjective - the narration will go along with the observer throughout; or it can be chronological - a description based on time order. If it is simply writing something personal, then the structure can be flexible and free flowing.