单项选择题

A．He was the first person to appear on television.
B．It was he who discovered the wonder o~ television.
C．He made the very first step towards the invention of television.
D．He developed the television and was the first person to demonstrate it.
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单项选择题
A．He can’t find his office key.B．He has misplaced some exams.C．He is unable to speak.D．He doesn’t like his classroom.
A．He can’t find his office key.
B．He has misplaced some exams.
C．He is unable to speak.
D．He doesn’t like his classroom.
单项选择题
A．In a college bookstore.B．In a lecture hall.C．In a library.D．In a dormitory.
A．In a college bookstore.
B．In a lecture hall.
C．In a library.
D．In a dormitory.
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