It depends on whether we have enough time.强点划线部分,whether we

It depends on whether we have enough time.强点划线部分,whether we have enough time划线
He was at home at six o'clock.强调划线部分at six o'clock划线
改为否定句：
1.Both of the brothers work as farmers.
2.He reads English every morning.
3.It is necessary for him to improve his handwriting.
4.The stuents have done everything for the meeting.

是进行提问吗?
It depends on whether we have enough time.
What does it depend on?
He was at home at six o'clock.
When is he at home
强调的话是：
It is whether we have enough time that depends on.
It is at six o'clock that he was at home.