I need half an hour to go to school on foot.(改为同义句)It _____ me thirty minutes ______ ______ to school.

Children need to exercise half an hour every day 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 a half hour还是half an hour? 是half hour还是half an hour? half an hour or a half hour? half an hour later half an hour造句 Half an hour. half hour =half an hour half hour half an hour 的意思有和区别? I spent half an hour ___(finish) my homework. I spent half an hour in doing my homework half an hour later i have my breakfast I ususlly go( )(walk)for half an hour I will remind you again half an hour before he I thought he__(may come)in half an hour I heard the rain half an hour.(同义句） I spend half an hour ___to school.为什么填getting?