I'll be happy to check your answers and help you with any words, if necessary.
Do you mean grammar?
I'll get you started.
Has...hired = main verb
our = possessive pronoun
executive = adjective
Click on Parts of Speech at the left to learn about the others.
Look up each word in a dictionary -- http://www.dictionary.com -- and find the part of speech.
Please repost when you've finished the rest of the words in the question.