I usually do my homework for half an hour.（对划线部分提问）划线部分:half

I usually do my homework for half an hour.（对划线部分提问）划线部分:half 1.It takes me half an hour to do my homework.(对划线部分提问） i usually go running for half an hour对划线部分提问 They only have half an hour of homework every day(对划线部分提问） — I took walk in the garden（ for half an hour)对划线部分提问 Mr.Johnson arrived here about half an hour ago.(对划线部分提问）划线部分 he waited for you for you for about half an hour .(划线部分提问） _ She runs with her dog in the park for half an hour.对划线部分提问 she always dances for half an hour对划线部分提问 The meeting has been on for half an hour.(划线部分提问,划for half a he runs for half an hour every morning 对划线部分提问画线的是 for half I ordered a hamburger half an hour ago.(就划线部分提问)划线部分为half an