...俗自20世纪于当地的村子举行以来,已经有120年历史。1. Since this custom was held in the local village in the 20th centry, it has 120 years history.2. Since this custom was held in the local village in the 20th centry, there is/has been a history of 120 years. 3. It is 120 years s...
1.I could have passed my examination easily but I made too many stupid mistakes. 本句中的have passed 是理解成省略了to的不定式的完成式么?2.情态动词有时态么?情态动词后跟的是动词原形,还是不带to的不定式?谢谢!