单项选择题

What was the most wonderful piece of machinery on show

A．The steam boat.
B．The steam engine.
C．The steam hammer.
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单项选择题
A．They were feeling their way to their seats like the blind.B．The speaker found the seats first and then he led his wife there.C．They didn’t find their seats because it was too dark.
A．They were feeling their way to their seats like the blind.
B．The speaker found the seats first and then he led his wife there.
C．They didn’t find their seats because it was too dark.
单项选择题
A．Three.B．Four.C．Two.
A．Three.
B．Four.
C．Two.
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