He ___________ that half an hour would be enough for him to

He ___________ that half an hour would be enough for him to i asked him to come half an hour ago but he （ ）y it's difficult for him to finish the work in half an hour.同义 It took him half an hour to get to school.(就half an hour部分提问 He thought that the bus had left__.A.for half an hour B.befo He kept ---(wait) for her for about half an hour. it took him half an hour to walk there. Sorry to be late,but we were ___ for half an hour in the tra 条件状语从句练习If he ___in half an hour,we ___wait for him.A.won't It took me half an hour to look for it.(对half an hour 提问) It takes him half an hour to get to the airport.（对half an ho They will be back ____.A.for half an hour