According to the report, the cost of installing sprinkler systems to the home builder averaged $1.61 per sprinklered square foot. Sprinklered square feet is the total area of spaces with sprinklers. The cost of sprinkler systems to the home builder, in dollars per sprinklered square foot, rangedfrom $0.38 to $3.66.
A reflexive verb is a verb that has an object which is the same as the subject of the verb ==> the action of the reflexive verb is something one is doing to or for oneself. Some verbs are reflexive all or most of the time, others are only reflexive when used in certain ways.
Reflexive verbs are roughly the equivalent of English verbs involving -self or -selves, such as he hurt himself, they weighed themselves, we prepared ourselves etc. In these verbs, the subject and object actually represent the same thing or person. In French, reflexive verbs have an extra object pronoun inserted between the subject and the verb. In this case, some grammars call this the reflexive pronoun. Depending on the subject (je, tu etc), the reflexive pronoun is as shown in the following table: