根据句子后面括号内的提示,改变下列句子的句型.

问题描述:

根据句子后面括号内的提示,改变下列句子的句型.
The policewoman is driving her car at high speed.(改为一般疑问句)
I am going to go to Australia.(改为否定句)
He is going to ski there.(改为否定句)
Peter is going to stay at a nice hotel.(改为一般疑问句)

Is the policewoman driving her car at high speed?I am not going to go to Australia.He isn't going to ski there?Is Peter going to stay at a nice hotel?加油!不明白再问!