现在完成时怎样使用?答:1.现在完成时常用的时间状语有lately,recently,just,already,yet,up to now,till now,so far,to this day,in the past few years/months/weeks/days,over the past few years,during the last three months,for the last few centuries,through centuries,throughout history等。 2.在时间状语从句中,谓语动词...
那些单词出现的时候要用现在完成时,过去时或将来时态!答:时间状语:ago, yesterday, the day before yesterday, last week(year, night, month…), in 1989, just now, at the age of 5, one day, long long ago, once upon a time, etc.三、现在完成时:概念:过去发生或已经完成的动作对现在造成的影响或结果,或从过去已经开始,持续到现在的...