.
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An / a couple of
A / some
An / some
A couple of / a
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Erica needs to be on time.
Erica needs to get the flight information.
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Everyone thinks there will be important changes in the U.S. workplace.
There will be more young people in the workplace.
Most older people will retire sooner.
These days, people often change their careers once or twince.
A college education will be less important.
College graduates will probably need to go back to school.
Technology will make it a lot easier to work in a factory.
Factory workers will need to learn new skills.
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