问题
选择题
I enjoy _______ my bike in the mountains. It's not always easy, but exciting. [ ]
A. ride
B. rode
C. to ride
D. riding
答案
答案：D
搜题请搜索小程序“爱下问搜题”
I enjoy _______ my bike in the mountains. It's not always easy, but exciting. [ ]
A. ride
B. rode
C. to ride
D. riding
答案：D
