第1个回答 2011-04-20
It's only half an hour's walk from the museum to the downtown
Walking from the museum to the downtown only need half an hour
It takes half an hour from the museum to the downtown on foot
It spends half an hour time walking the museum to the downtown
第2个回答 2011-04-20
Form the center of the city to the museum only half an hour 's walk..
It takes only half an hour from the center of the city to the museum on foot.
第3个回答 2011-04-20
(1)It takes half an hour to walk from the museum to the downtown.
(2)We spend two quarters in walking from the museum to the downtown.