单项选择题

Halley made a surprising, but correct prediction in the year ______.

A．1704
B．1705
C．1706
D．1707
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单项选择题
According to the passage, which one is NOT true
A．Newton figured out the orbit of the comet.
B．Halley figured out the orbit of the comet first.
C．Newton gave Halley some help.
D．Halley died before 1758.
单项选择题
The one who first suggested the correct cause of the baby's illness was ______.
A．a doctor in Deleville
B．a famous doctor
C．Agatha Christie
D．an ordinary nurse
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