1. Through the window Florence was seen packing a suitcase. The predicative construction in this sentence is "seen packing a suitcase". This is a passive construction with the past participle "seen" serving as the copular verb and "packing a suitcase" as the predicative complement. The function of this construction is to describe the action of Florence (packing a suitcase) in a passive voice. 2. He could feel his heart beating fast. The predicative construction in this sentence is "beating fast". This is a present participle construction serving as the predicative complement to the copular verb "feel". The function of this construction is to describe the state of his heart (beating fast) while he was feeling it. 3. You must have your watch repaired. The predicative construction in this sentence is "repaired". This is a past participle construction serving as the predicative complement to the modal verb "must have". The function of this construction is to describe the action that must be done (repair the watch) in order to fulfill the obligation expressed by the modal verb. 4. They were waiting for him to say something. The predicative construction in this sentence is "to say something". This is an infinitive construction serving as the object of the preposition "for". The function of this construction is to describe the specific action (saying something) that they were waiting for him to do. 5. Her daughter is expected to be absent for some time. The predicative construction in this sentence is "to be absent for some time". This is an infinitive construction serving as the predicative complement to the copular verb "is expected". The function of this construction is to describe the expected state or condition of her daughter (being absent for some time). 6. I was running, with my toes hardly touching the ground. The predicative construction in this sentence is "hardly touching the ground". This is a present participle construction serving as the predicative complement to the copular verb "was". The function of this construction is to describe the manner in which the action of running was performed (with toes hardly touching the ground). 7. The report having been made, the decision was adopted. The predicative construction in this sentence is "adopted". This is a past participle construction serving as the predicative complement to the copular verb "was". The function of this construction is to describe the action that was taken (the decision was adopted) after the report had been made. 8. The question made him frown with some impatience. The predicative construction in this sentence is "frown with some impatience". This is a prepositional phrase serving as the predicative complement to the transitive verb "made". The function of this construction is to describe the emotional response (frowning with impatience) that was evoked by the question. 9. She insisted on the children’s staying at home. The predicative construction in this sentence is "staying at home". This is a gerund construction serving as the object of the possessive noun "children's". The function of this construction is to describe the specific action (staying at home) that the children were being urged to do. 10. I can’t stand people smoking while I’m eating. The predicative construction in this sentence is "smoking while I'm eating". This is a present participle construction serving as the object of the verb "stand". The function of this construction is to describe the specific behavior (smoking while I'm eating) that the speaker finds intolerable.