I need h____ an hour to do my homework

I need h____ an hour to do my homework Thirty minutes is h____ an hour. 遣词造句 I,need,least,an hour,every day this went on and on for nearly h____ an hour i danced for an hour. when they h____ to the cinema,the film had been on for half an hour. I think you need do exercise an hour every day and eat a lot of fruit and vegetables. Children need to exercise half an hour every day ___________?I spend about an hour jogging. I usually spend an hour ______my homework I spent an hour ___________ my homeworkquick! I need half an hour to go to school on foot.(改为同义句)It _____ me thirty minutes ______ ______ to school. I need an hour to do my homework every day（同义句转换） They are going to Shanghai tomorrow(同义句转换） I can stay an hour.还是I can stay for an hour? I sometimes play basketball for half an hour同义句改half an hour 为空空 Sorry,I ordered my food half an hour ago.对“half an hour ago”提问 过去式几种表达的区别I waited for an hour.I had waited for an hour.I had been waiting for an hour.它们有什么不同? I need an article about environmental protecting