英语：按要求变化句型
问题描述：
英语：按要求变化句型
1.I was ill yesterday.——(一般疑问句)
2.My father works {in a company}.--(就括号处提问)
3.Can you sing English songs?--（做肯定和否定回答）
4.Did you do your homework?--（变为肯定式陈述句）
5.My new sweater is{120 yuan}.--（就括号处提问）
答
1.Were you ill yesterday?
2.Where does your father work?
3.Yes,I can.No,I cann't.
4.I did my homework.
5.How much is your new sweater?