was moving是過(guò)去進(jìn)行時(shí)即正在進(jìn)行的動(dòng)作,
而move 這一動(dòng)作是people alread knew(人們已經(jīng)知道）的,是已經(jīng)完成的,就是動(dòng)作完成了.
（我的能力有限只能這樣解釋了）
2000 years ago people already knew it moved around the earth and where it would be in the sky at di
2000 years ago people already knew it moved around the earth and where it would be in the sky at di
2000 years ago people already knew it (moved) around the earth.
為什么不用was moving?
2000 years ago people already knew it (moved) around the earth.
為什么不用was moving?
英語(yǔ)人氣：135 ℃時(shí)間：2020-04-03 13:36:18
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