3-1. clause constituent adverbial

3-1-1. adverb phrase

1. Descriptions
   • An adverb phrase as adverbial is when an adverb phrase is used to modify a verb or an entire sentence.
   • Adverbial adverb phrases give more information about when, where, how, what degree, or under what conditions applied to the component they modify.
2. Tag
   • rb+advl is tagged on the adverb of the adverb phrase.
3. Examples
   • They arrived before sunrise
   • I will see you later tonight.
   • I raved about it afterwards.
   • He entered the room quietly.
4. Discussions
   • We do NOT tag linking adverbs such as however, so, therefore, thus, etc.
     • He was feeling bad. He went to work, however, and tried to concentrate.
     • So there's nothing we can do about it?

3-1-2. prepositional phrase

1. Descriptions
   • A prepositional phrase as adverbial is tagged when a prepositional phrase acts like an adverbial, modifying a verb, adjective, or entire sentence.
   • Adverbial prepositional phrases typically correspond to one of these major groups:
     • Location/Place: conveys distance, direction, or position (she sat on the bench)
     • Time: indicate position in time, duration, frequency, or the temporal relation between two states (We will leave in the morning)
     • Process: describe the way something was done, as comparison between two states, accompaniment/grouping, demonstrate the explicit means through which an action was carried out, the item relevant to the state, or the agent of an action. (He spoke with enthusiasm)
     • Contingency: describe the cause, reason, purpose, concession, condition, and/or result (She can see you if you stand there)
   • They cannot exist on their own due to being depedent phrases.
2. Tag
   • in+advl is tagged on the preposotion of the prepositional phrase.
3. Examples
   • Alright, we'll talk to you in the morning.
   • He left because of the rain. (Q. Do we tag because? or of?)
   • During the concert, they remained silent.