句型转换。
1. I spent three hours (in) doing my homework.（改为同义句）
_________ _________me three hours_________ _________ my homework.
2. He will help me organize the party.（改为同义句）
He will _________me _________the party.
3. We will study hard for the test next month.（改为一般疑问句）
_________ _________ _________hard for the test next month?
4. “I will be sorry.”“I will stay at home.”（用if合并为一句话）
_________I _________at home, I_________ _________sorry.
5. I will go to the party.I will have agreat time.（用if 改为条件句）
_________ _________ _________ _________the party, I_________ have a great time.
