英语翻译
Betty 花了9小时飞到洛杉矶.
It _______ Betty_______ _______to fly to Los Angeles.
昨天我和妈妈一起去购物.
Yesterday I______ ______ _______with my mother.
要在这条河上建一座桥是很困难的.
It't difficult ______ _____ _____ ________ this river.