ln the past ,few people knew that the earth_____(move)around the sun

问题描述:

ln the past ,few people knew that the earth_____(move)around the sun

moves,因为地球围绕太阳转是亘古不变的真理,而当从句是真理和客观不变的规律时,不管主句用什么时态,从句都应为一般现在时,所以应为moves。

moves真理用一般现在时

moves
the earth moves around the sun
地球围着太阳转,这是常识,所以用一般现在时.