My brother goes to school by bus,but he walks_______after sc

My little brother goes to school by school bus.(对画线部分提问) He goes to school by bus. My brother goes school by bus on Monday He usually walks to the school ,but he ______ goes by bus.A. He goes to school by bike,sometimes by bus.He goes to school he goes to school not by bus和he does not go to school by bus 同义句转换：He often goes to school by bus. He goes to school by bus.怎样改为一般疑问句? He often goes to school by bus改为否定句 he goes to school by bus(同义句) He goes to school by bus的同义句 he usually goes to school by bus同义句