单项选择题

She was too shy to Speak______.

A．in public
B．in the public
C．in a public
D．at public

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热门试题

单项选择题

Adults sometimes envy children who play all the time ______ they themselves have to work, rain or shine.

A．while
B．once
C．since
D．though

单项选择题

The best title for this passage is()

A．Science, New Technology and Agriculture
B．Development of Science and New Technology Has Improved Agriculture
C．Orchard Workers Are Interested in the Development of Science and New Technology
D．Science and New Technology Can Enrich a Country