【導讀】sayinghundred,thousand,distance.HowfarisBeijing?kilometres.B:It’sabout…kilometre(s)/metres.B:IgotoBeijing…fasterthanabus.4.Howmuchisabus?5.Howmuchisaplane?6.Whataboutatrain?Why?4.That’scheap.That’sexpensive.Howdoyouwanttogo?Why?Howdoyouwanttogo?Why?