Exercise: Grammar: Pronoun-antecedent agreement 2

Revise the following sentences as needed to create pronoun-antecedent agreement and to eliminate the generic he and any awkward pronoun references. Some can be revised in more than one way. Examples:

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  1. While shopping for a new computer for school, I noticed that a laptop costs much less than they used to.

    While shopping for a new computer for school, I noticed that a laptop costs much less than they used to.
    While shopping for a new computer for school, I noticed that a laptop costs much less than they used to.
  2. Congress usually resists a president’s attempt to encroach on what they consider their authority.

    Congress usually resists a president’s attempt to encroach on what they consider their authority.
    Congress usually resists a president’s attempt to encroach on what they consider their authority.
  3. Marco and Ellen were each given a chance to voice their opinion.

    Marco and Ellen were each given a chance to voice their opinion.
    Marco and Ellen were each given a chance to voice their opinion.
  4. An ER doctor needs to be swift; he also needs to be calm and careful.

    An ER doctor needs to be swift; he also needs to be calm and careful.
    An ER doctor needs to be swift; he also needs to be calm and careful.
  5. Every dog and cat has their own personality.

    Every dog and cat has their own personality.
    Every dog and cat has their own personality.