morning /ˈmɔːrnɪŋ/ (noun) the early part of the day from the time when people wake up until 12 o'clock in the middle of the day or before lunch Example: Our group meets on Friday mornings
afternoon /ˌæftərˈnuːn/ (noun) the period of time from 12 o'clock in the middle of the day until about 6 o’clock in the evening Example: Come over on Sunday afternoon
school /skuːl/ (noun) a place where children go to be educated Example: This is my school.
this /ðɪs/ (determiner, pronoun) used to refer to a particular person, thing or event that is close to you, especially compared with another Example: This is my teacher.
big /bɪɡ/ (adjective) large in size, degree, amount, etc. Example: My school is very big.
small /smɔːl/ (adjective) not large in size, number, degree, amount, etc. Example: My house is small.
library /ˈlaɪbreri/ (noun) a building in which collections of books, newspapers, etc. and sometimes films and recorded music are kept for people to read, study or borrow Example: I often go to the library on Friday morning.
it /ɪt/ (pronoun) used to refer to an animal or a thing that has already been mentioned or that is being talked about now Example: This is my dog. It is very friendly.
its /ɪts/ (determiner) belonging to or connected with a thing, an animal or a baby Example: I have a dog. Its tail is very long.
classroom /ˈklæsruːm/ (noun) a room where a class of children or students is taught Example: That is my classroom.