Answer:
5) Greek Artisans were known for the beauty and grace of their urns.
Greek Artisans => Subject
Were => Helping Verb
Known => Main Verb
Were Known => Whole Verb
for the beauty and grace of their urns => Phrase
6) My approach to training the dog was to be very patient and calm.
My Approach => Subject
Verbs => Training, was , calm
7) The current officers of our club hew to the old constitution.
The current officers of our club => Subject
Hew => Verb
to the old constitution => Phrase
8) Taking a shower everyday will keep you smiling clean.
Verb => Taking , will keep , smiling , clean
Note that: Some words are not acting like a verb in the sentence but they can be used as a verb.
Hope this helped!
~AnonymousHelper1807