单项选择题
Perihelion is the point where the Sun（）.
A.is nearest to the Earth
B.is farthest from the Earth
C.is on the opposite side of the Earth from the Moon
D.and Moon and Earth are in line
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相关考题
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单项选择题
Other than the Sun and Moon，the brightest object in the sky is（）.
A.Sirius
B.Canopus
C.Venus
D.Jupiter -
单项选择题
Opposition occurs when（）.
A.the Sun，Earth，and Moon are at right angles
B.the Sun's declination is 0°and is moving south
C.an inferior planet is at the maximum angle to the line of sight to the Sun
D.the Earth is between a planet and the Sun -
单项选择题
On mid-ocean waters，the height of a wind-generated wave is not affected by the（）.
A.water depth exceeding 100 feet
B.fetch
C.wind's velocity
D.duration of the wind
