8.I got up early yesterday so that I could catch the first bus to the city centre.
排序:I(主语) got up early(谓语) yesterday so that I could catch the first bus to the city centre(目的状语从句).
句意:我昨天起得很早,以便能赶上去市中心的第一班公共汽车。
so that 以便;所以 此处改为动词不定式(to do)做目的状语。早起的目的就是(为了赶上第一班公共汽车)。
改写:I got up early yesterday to catch the first bus to the city centre.