单项选择题

The main idea of the passage is ______.

A．the development of sonar technology
B．how to avoid ship and whale collision
C．the hot spots for whale collision
D．the giant creature of the sea
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单项选择题
From the context, it can be deduced that Antwerp ______.
A．must be the name of a seaport
B．should be a name of an escaper
C．must be the name of a ship
D．is most probably the title of a knight
单项选择题
The issue of the movie is displayed around ______.
A．the surprisingly looking likeness between Napoleon Bonaparte and a grubby deckhand named Eugene
B．the treacherous gap between Napoleon Bonaparte and a poor deckhand named Eugene
C．the cheap streets of Palookaville to the lavish pomp of costume drama
D．the story on how the captive emperor was smuggled off the island of St Helena
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