Question

2．我过去常常步行上学，但现在我习惯于骑自行车上学．
I used towalkto school，but now I am used toridingto school．

Answer 1

分析 walk；riding．

解答 答案：walk；riding．表示过去常常结合used to用used to do sth，步行去上学，结合后面的to school，用动词walk步行，故walk，后面是表示习惯于做某事用be used to doing sth，表示骑自行车用动词ride，ride的动名词是riding，故答案是walk；riding

点评 used to do 表示过去常常做某事，而现在往往不做了
i used to get up early in the morning when i was still a hight school student．
be used to doing 表示习惯于做某事
i am used to eating rice now．
be used to do表示…被用来做某事
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