She was abroad since last january.如何用正确时态改写
问题描述：
She was abroad since last january.如何用正确时态改写
答
since+时间点，表示一段时间，所以应该用 完成时。
答
She has been abroad since last january
since后面接过去时间的情况中 主句应该用一般现在时
答
she has been abroad sich last January.
答
she has been abroad .......