At the time of the murder,the man claimed that he had been travelling on the 8 o'clock train to London and had arrived at work on time.这句话的时态变成 At the time of the murder,the man claimed that he was travelling on the 8 o'clock train to London and arrived at work on time.效果是不是一样,有没有错误?
问题描述：
At the time of the murder,the man claimed that he had been travelling on the 8 o'clock train to London and had arrived at work on time.这句话的时态变成 At the time of the murder,the man claimed that he was travelling on the 8 o'clock train to London and arrived at work on time.效果是不是一样,有没有错误?
答