cheungrene
i can answer you question,but my english is not very good,hope you can understand me.
They are not exactly same,for example: you can say 我跟不上你and我赶不上你. But when you say this sentence:我赶不上那辆车了 you can not use 跟不上, 赶is more vexatious than 跟.
Maybe i can teach you
Posted on: Parent/Teacher Meeting
June 15, 2011 at 10:53 AMi can answer you question,but my english is not very good,hope you can understand me.
They are not exactly same,for example: you can say 我跟不上你and我赶不上你. But when you say this sentence:我赶不上那辆车了 you can not use 跟不上, 赶is more vexatious than 跟.