needs is the third person singular form of need. Need is a regular verb.
Use needs with he/she/it or singular noun subject eg
She needs to go home.
It needs to rain soon.
The teacher needs to see you. (singular noun subject)
A simple sentence.
This question needs to be expounded upon. 'type of sugar' ... for what? ... from where? Can't answer the question properly when the sentence isn't completed...
A simple sentence need both subject and predicate to agree to be correct.
public library academic library special library
An academic library is a library that is associated with a post-secondary institution (i.e. college, university, technical school, etc), and it is intended to serve both the students and faculty of the school. This type of library aims to support the curriculum of the school, as well as to support the research needs of both the students and faculty.
That sentence does not have a direct object. The verb needs to be transitive (a type of action verb) for the sentence to contain a direct object. "Is" is never a transitive verb because it's not an action. "Is" is a linking verb in that sentence.
Yes you have to go to your music library and type in the song or to your app library and type in the app or the book library ect.
The sentence type is interrogative.
That type of sentence is an interrogative sentence.
Store, School, Library, Hospital!
The sentence type = interrogative.
Another type of an open sentence