I think it's time to go to bed.
我想该睡觉了。
Our children go to the same school as theirs.
我们的孩子和他们的孩子上同一所学校。
He had to go to the hospital for treatment.
他不得不去医院接受治疗。
I have to go to hospital for an operation.
我得去医院动手术。
He had to go to hospital for treatment.
他不得不去医院接受治疗。