单项选择题

When did people stop inventing

A．In the early 1800's.
B．In the late 1800's.
C．In the second half of the 19th century.
D．In the first part of the 20th century.
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单项选择题
The main idea of this talk is about______.
A．how to make a self-analysis when choosing an occupation
B．what to consider when choosing an occupation
C．how to choose a well-paid occupation
D．what to do to survive in the occupational world
单项选择题
According to the speaker, most young people should______.
A．choose a job of real prestige
B．compete for a "white-collar" job
C．get advice from their parents for a job
D．consider mechanical and manual work
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