单项选择题

In order to establish the "fix" or precise location of a ship, the navigator must know________.

A．his latitude
B．his longitude
C．local time
D．both his latitude and longitude
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单项选择题
What we know from the passage is that Mrs. Manstey was_________.
A．a lonely old woman
B．a strange and mad old woman
C．a sociable old woman
D．a respected and pleasant old woman
单项选择题
The man was rewarded with a total sum of twenty thousand dollars for his great contribution and ___________ to the company.
A．royalty
B．loyalty
C．facility
D．festivity
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