单项选择题

It was （）that asked Maury for help in oceanographic studies.

A．the American Navy
B．some early intercontinental travellers
C．those who earned a living from the sea
D．the company which proposed to lay an undersea cable

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单项选择题

The passage points out that when everyone wants to be the mother or the bride, group play is often （）

A．broken up
B．spoiled
C．interrupted
D．halted for a moment