题目内容：
The "new set of wheels" that bicycle riders had to get used to was ______.
A. the new tires on their bikes
B. the automobile
C. the streetcar
D. the bicycle itself
参考答案：【答案仅供学习，请勿对照自行用药等】
选择题：The "new set of wheels" that bicycle riders had to get used to was ______.
- 题目分类：习题答案
- 题目类型：选择题
- 号外号外：注册会员即送体验阅读点！