5. We had lunch together before they came.
- P (phrase): before they came
- S (sentence): We had lunch together before they came.
- C (clause): we had lunch together, before they came
Before is an example of a preposition. Therefore, "before they came" is a prepositional phrase.
Clause 1 – we had lunch together
Clause 2 – before they came
"We" is the subject, "while had lunch together before they came" is the predicate.
[tex] \\ [/tex]
