Question

where do we lay the foudation of building​

Answer 1

Answer:

A tall building must have a strong foundation if it is to stand for a long time. A skyscraper deep foundation. To make a foundation, we normally dig a trench in the ground, digging deeper and deeper until we come to subsoil, which is more solid than the topsoil that is used to grow plants and crops

Answer 2

Answer:

A tall building must have a strong foundation if it is to stand for a long time. A skyscraper deep foundation. To make a foundation, we normally dig a trench in the ground, digging deeper and deeper until we come to subsoil, which is more solid than the topsoil that is used to grow plants and crops.