Put the verb in brackets into the correct form active or passive. Fluids (to pass)through the narrow passages between the plates. Oreer square

The correct form of the verb in this sentence is "pass" in the active voice. The sentence should be:"Fluids pass through the narrow passages between the plates."In this sentence, "fluids" is the subject, "pass" is the verb in the active voice, and "the narrow passages between the plates" is the object. The active voice is used because the subject (fluids) is performing the action (passing) on the object (the narrow passages between the plates).