交通方式表达by bus/by bike — 英语选择题
题目
Dongdong的家离学校较远，他每天坐公交车上学。周末他和爸爸骑自行车去公园。下面哪句话说得完全正确？A. I go to school by bike. I go to the park by bus. B. I go to school by bus. I go to the park by bike. C. I go to school by a bus. I go to the park by bike. D. I go to school by bus. I go to the park by a bike.