he left here two years ago.句型转换--------two years -----he left here.
问题描述:
he left here two years ago.句型转换--------two years -----he left here.
答
not until
答
It has been two years since he left here.
答
About two years ago, he left here
答
It's, since
答
It has been two years since he left here.
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答
It has been two years before he left here.