He has been here for 2 years.(对划线部分for 2 years进行提问)
问题描述:
He has been here for 2 years.(对划线部分for 2 years进行提问)
答
How long has he been here
He has been here for 2 years.(对划线部分for 2 years进行提问)
How long has he been here