英语主句与从句的时态关系1.当宾语从句主句为将来时,从句为什么时态 2.当状语从句主句为现在时,从句是不是一定要是现在时3.是不是所有的状语从句都遵循主过从过的原则

问题描述:

英语主句与从句的时态关系
1.当宾语从句主句为将来时,从句为什么时态
2.当状语从句主句为现在时,从句是不是一定要是现在时
3.是不是所有的状语从句都遵循主过从过的原则

主从句时态一致原则是指:1.如果主句是一般现在时态或现在完成时态,从句常根据需要选择适当时态。 如:The teacher says that he will go to the Great Wall next week . He tells us that he had an accident the other day .2.如果主句是一般过去时态,从句常用过去的某种时态;但从句如果是客观的真理或事实,仍用一般现在时态表达。如:He said that he would go to visit the Great Wall the next week . The teacher told us that the sun rises in the east .

  1. 当宾语从句主句为将来时,从句为什么时态

现在时

主从句时态一致原则是指:1.如果主句是一般现在时态或现在完成时态,从句常根据需要选择适当时态.如:The teacher says that he will go to the Great Wall next week .He tells us that he had an accident the othe...