The representative of Hewlett-Packard showed Jack and I the new ...

[brutforce]

The representative of Hewlett-Packard showed Jack and I the new laptop.
 
  Correct any pronoun use errors in the following sentences by crossing out the in
  correct pronoun and writing in the correct one above it. In some cases you may have
  to rewrite part of the sentence. If the sentence is correct, do nothing to it.

Question 2

When I went to buy my Christmas tree, you could see that all the good ones
  were already gone.
 
  Correct any pronoun use errors in the following sentences by crossing out the in
  correct pronoun and writing in the correct one above it. In some cases you may have
  to rewrite part of the sentence. If the sentence is correct, do nothing to it.

[reversalruiz]

Answer to Question 1

The representative of Hewlett-Packard showed Jack and me the new laptop.

Answer to Question 2

When I went to buy my Christmas tree, I could see that all of the good ones were already
gone.

[brutforce]

Gracias!

[LegendaryAnswers]

Thanks for the timely response, appreciate it