Have you ever seen a moon that looks unbelievably big?It hangs over the horizon like a huge,pale hot-air balloon.Many people think of the bright full moon of autumn or the harvest moon that way — like a huge,pale hot-air balloon.But can you always

Have you ever seen a moon that looks unbelievably big?It hangs over the horizon like a huge,pale hot-air balloon.Many people think of the bright full moon of autumn or the harvest moon that way — like a huge,pale hot-air balloon.But can you always
Have you ever seen a moon that looks unbelievably big?It hangs over the horizon like a huge,pale hot-air balloon.Many people think of the bright full moon of autumn or the harvest moon that way — like a huge,pale hot-air balloon.But can you always trust your eyes?
The harvest moon is the full moon on a day nearest the first day of autumn.Full or nearly full,it rises early in the evening for several nights in a row.It brings farmers well-lit evenings to harvest their crops.
The harvest moon can look huge.But does it really fill more of the sky than an ordinary full moon?
Why does the moon look bigger when it is near the horizon?Our brains compare the size of the moon with the size of the objects we see on the horizon.We know that the distant mountains,homes,or skyscrapers are really very large.And,since the moon is much farther away than is the distant landscape,we “see” the moon as being larger than it would otherwise look.
21.To what do we compare the size of the harvest moon?
A.Mountains.B.Buildings.C.Homes.D.All of these.
22.The main purpose of the article is to .
A.inform B.persuade C.praise D.convince
23.The author knew most people find the moon .
A.mysterious B.interesting C.boring D.so ordinary
24.The moon looks bigger if .
A.it is autumn B.it is near the horizon
C.homes are near D.it is a clear night
25.The autumn moon .
A.is more beautiful than it really looks
B.is the brightest object in the sky
C.rises slowly at dawn
D.helps farmers see as they harvest their crops

Have you ever seen a moon that looks unbelievably big?It hangs over the horizon like a huge,pale hot-air balloon.Many people think of the bright full moon of autumn or the harvest moon that way — like a huge,pale hot-air balloon.But can you always
21.D；可参见“Our brains compare the size of the moon with the size of the objects we see on the horizon.”
22.C；赞扬
23.A；神秘的
24.B；与地平线较近的时候
25.D；由于那天的月亮比较亮,可以帮助农民们照明收获.

这也太长了

21.D ；因为Our brains compare the size of the moon with the size of the objects we see on the horizon. We know that the distant mountains, homes, or skyscrapers are really very large
22.D；为了说明月亮大的原因而...

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21.D ；因为Our brains compare the size of the moon with the size of the objects we see on the horizon. We know that the distant mountains, homes, or skyscrapers are really very large
22.D；为了说明月亮大的原因而是人们相信。
23.D；人们从未想过月亮大的原因，都认为很平常，文中也出现ordinary一词
24.B；与地平线较近的时候
25.D；因为It brings farmers well-lit evenings to harvest their crops.

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