Working in school after I shall be Library (Arrange sentence so that meaning is clear).
Working in school after I shall be Library (Arrange sentence so that meaning is clear).
Explanation
The correct sentence is: "I shall be working in the Library after School."This sentence clearly conveys the intended meaning that the speaker will work in the library after school hours.
The structure is grammatically correct, with proper placement of subject ("I"), verb ("shall be working"), and prepositional phrase ("in the Library after School").