时间状语从句时态遵循哪些原则答:一般来说,时间上前后应该一致,前面是现在时,后面也是现在时,前面是过去时,后面也是过去时.表示将来时间的(will do,be going to do,be donging,be to do,be about to do等等)本身只是现在时的一种变体,不妨看作现在时.但如果用了before,after等表示前后的连词时,动作时间相对于说话时间是同时的...
时间状语从句的时态答:时间状语从句 时间状语从句常用的连词有:when,as,while,before,after,since,till,until,as soon as,once.【例】Before I could get in a word,he already gave orders.我还来不及插话,他已经吩咐下去了.After the students were all in the lab,the professor brought out three bottles.在学生们...