I spend one and half hous to do my homework什么意思

I spend one and half hous to do my homework什么意思 i spend one and a half hours on my homework.（保持原意） I spend about one and a half hours doing my homework every d I spend one hour in ---------- my homework.这里填do doing to do It took me two hous to do my homework.I ___ two hours on my I often spend noe hour and a half (该填的)my homework in the ev I will take care to do my homework.什么意思 it takes me half an hour to do my homework.i------ half an h I often do my homework什么意思 I do my homework什么意思 It takes me two and a half hours to do my homework.划线部分提问 I do my homework first,and( )listen to music.括号里填什么A.then B.