超星 - Match the jobs with their definitions (A-D)

单选题

a speaker

A.someone who talks at a public event
B.someone who helps people to improve at a sport, skill or school subject
C.someone who advises people on a particular subject
D.someone who writes books or articles

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单选题

a trainer

A.someone who talks at a public event
B.someone who helps people to improve at a sport, skill or school subject
C.someone who advises people on a particular subject
D.someone who writes books or articles

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单选题

a consultant

A.someone who talks at a public event
B.someone who helps people to improve at a sport, skill or school subject
C.someone who advises people on a particular subject
D.someone who writes books or articles

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单选题

an author

A.someone who talks at a public event
B.someone who helps people to improve at a sport, skill or school subject
C.someone who advises people on a particular subject
D.someone who writes books or articles

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