i have been there (for) four times.这句话中括号里的for要加吗?可不可以不加?
i have been there (for) four times.这句话中括号里的for要加吗?可不可以不加?
i have been there (for) three times.这句话中括号中的for一定要加吗?
I have been there( )three times.括号里加for吗
i have been there for twice 这句话有错吗
I skated for four hours与I have been skating for four hours的区
I have been to china many times为什么many times前不+for
请分析两句话的语法?I have been there twice.I have learned English for
对括号部分提问1.I have been studying English (for more than four ye
对括号部分提问 i have been there (for two days)
He has been there (for)six months.这句话里 for 的用法 ,以及能不能省略.
i have been lived there for 3 years.的意思 这句话有没有错误,有的话错在哪?
I HAVE BEEN PLAYED THE FLUTE FOR FOUR YEARS