On Monday,I'm going to the doctor.这句话如果用 have to 改写(时态不变的情况下)能不能写成On Monday,I'm having to go to the doctor.
问题描述:
On Monday,I'm going to the doctor.
这句话如果用 have to 改写(时态不变的情况下)能不能写成
On Monday,I'm having to go to the doctor.
答