问答题

By citing 'steelmaking, industrial chemicals...'(Line 1, Para. 2), the author intends to show
A．America has taken the leads in such fields.
B．American is superior to European countries.
C．American education has the ability to catch up.
D．American has a strong economic foundation for education.

A...'(Line
B.America
C.
B．American
D.
C．American
E.
D．American
F.

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