<span>In the Hobbit there is once or twice the Necromancer in the Mirkwood, which is an allusion to Sauron in the Hobbits Sequel, The Lord of the Rings.</span>
TTTTTTTTTTTTTTRRRRRRRRRRRRRRRRRRUUUUUUUUUEEEEEEEEEEEEEE
Tabs, such as Insert and Page Layout, are used to navigate the Ribbon.
The infinitive phrase in this sentence is to speak clearly, and it is used as a subject of the sentence. What/who is essential to being understood? To speak clearly.
I’m pretty sure it is to read the text