shelf /ʃelf/ (noun) a flat board, made of wood, metal, glass, etc., fixed to the wall or forming part of a cupboard, bookcase , etc., for things to be placed on Example: I can reach the bookshelf.
seventeen /ˌsevnˈtiːn/ (number) 17 Example: There are seventeen chairs in our room.
twenty /ˈtwenti/ (cardinal no.) 20 Example: There are twenty students in her class.
sixteen /ˌsɪksˈtiːn/ (number) 16 Example: This building has sixteen floors.
nineteen /ˌnaɪnˈtiːn/ (number) 19 Example: I have a nineteen-year-old son.
fourteen /ˌfɔːrˈtiːn/ (number) 14 Example: My lucky number is fourteen.
map /mæp/ (noun) a drawing or plan of the earth’s surface or part of it, showing countries, towns, rivers, etc. Example: A map is very helpful when you travel.
fifteen /ˌfɪfˈtiːn/ (cardinal no.) 15 Example: They live about fifteen miles away.
twelve /twelv/ (number) 12 Example: I have twelve pencils.
wall /wɔːl/ (noun) a long, solid structure that rises straight up from the ground, made of stone, brick or concrete , that surrounds, divides or protects an area of land Example: The fields were divided by stone walls.
thirteen /ˌθɜːrˈtiːn/ (number) 13 Example: She's 13 years old.
eleven /ɪˈlevn/ (cardinal no.) 11 Example: My elder brother is 11 years old.
eighteen /ˌeɪˈtiːn/ (number) 18 Example: He's going to be 18 next month.
school bag /sku (noun) Example: His school bag is very heavy.
how many /haʊ ˈmeni/ Example: How many students are there in your class?