lt is a 5-hour flight from Xi'an to shanghai.（对 a 5-hour fli

lt is a 5-hour flight from Xi'an to shanghai.（对 a 5-hour fli It is a four-hour flight from Phoenix to Seattle It's a two-hour flight from Shanghai to Hong Kong的同义句 lt is half an hour's ride from here to the people's park. a hour 还是 an hour? a hour 还是 an hour helf a hour 和helf an hour哪个对? lt's ______ to finish the work in an hour A.enough easily B. Peter's home is an hour by bus from the city center.对an hour half an hour or a half hour? a half hour还是half an hour? a one -hour还是an one-hour