To + base form of a verb = an infinitive. Examples: to run, to jump, to catch, to be, to see, to feel.
transitive verb intransitive verb linking verb helping verb
adverbs
The term building is a noun and a verb. Building as a noun is some type of structure. Building as a verb is an action to 'build' a structure.
Towered is a verb.
To + base form of a verb = an infinitive. Examples: to run, to jump, to catch, to be, to see, to feel.
The structure of the building was a combination of steel beams and concrete walls. She organized her essay with a clear introduction, body paragraphs, and conclusion to create a coherent structure. The government is working on improving the infrastructure by building new roads, bridges, and transportation systems.
Your question is incoherent.
No, geology is a noun, a word for the study of the structure of the earth and minerals.
Shaking can be a verb as part of a continuous structure (They are shaking hands) or it can be a gerund which is rather a noun (Shaking hands is not customary in Japan.)
A noun as in the 'physical structure' including bones and flesh. Also a verb, as in to build the bodywork
The simple present tense follows this structure/formula: Subject + Verb For example: I sing. For negative sentences, there is an addition of an auxiliary verb: Subject + Auxiliary Verb "Do" + Verb For example: I do not like him.
The basic sentence structure in Korean is Subject Object Verb (SOV). Example: I like books. 좋아합니다 저는 = I (subject) 책을 = books (object) 좋아합니다 = like (verb)