赞题库-背景图

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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热门试题

单项选择题The main purpose of the talk is to ______.

A．illustrate how wheels, cameras and computers were invented
B．discuss how great inventions influence our way of living
C．compare people's attitudes towards new inventions
D．compare inventions of the 19th century with that of the 20th century

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