Meaning: People with jobs in construction make houses.
Choice of Words: Houses are structures for living. Built means constructed or made. Workers are people who do jobs for money.
Alternative Expressions
Workers build houses.
Meaning: This means that the people who have the job of building houses are the ones who make them. It's like saying, The people who build houses are called workers.
Choice of Words:Workers are people who do a job or task, in this case, they are building houses. Build means to put together or construct something. Houses are buildings that people live in. When you put these words together, "Workers build houses" means that the people whose job it is to build, construct or put together houses are doing the work of making them.
Building houses is done by workers.
Meaning: This means that the people who have the job of building houses are the ones who make them. It's like saying, The people who build houses are called workers.
Choice of Words:Building means to put together or construct something. Houses are buildings that people live in. Workers are people who do a job or task, in this case, they are building houses. When you put these words together, "Building houses is done by workers" means that the job of putting together or constructing houses is being done by people whose job it is to do this task.