In this exercise, students are taught how to manipulate a very large and heavy block of concrete using only simple tools (such as levers and rollers).
(students; are taught; how to manipulate a very large and heavy block of concrete using only simple tools (such as levers and rollers); L:In this exercise) (students; to manipulate; a very large and heavy block of concrete)
students students
are taught to manipulate
how to manipulate a very large and heavy block of concrete using only simple tools (such as levers and rollers) L:In this exercise
a very large and heavy block of concrete