Answer:
Smog is a mixture of fog and smoke. hope this is enough to help you with your question :)
Let's break this sentence down:
The Gerards consider their son a genius.
- Prepositional phrases: There are no prepositional phrases since there isn't neither a preposition nor an object altogether.
- The subject is <em>The Gerards.</em>
- The verb within the sentence is <em>consider.</em>
- There are two complements in the sentence which are the direct and object complement: <em>their son</em> is the direct object and <em>a genius</em> is the object complement. Remember to ask yourself what refers the verb of the sentence. Moreover, object compliments always follow a direct object to rename it or state what it has become. In order to analize the example above, you should ask yourself the following:
- What do the Gerards consider? <em>their son.</em>
- What do they consider about their son? <em>a genius.</em>
