问题
选择题
I usually do ________ exercises at 8:30.[ ]
A. morning
B. in morning
C. the morning
答案
答案：A
搜题请搜索小程序“爱下问搜题”
I usually do ________ exercises at 8:30.[ ]
A. morning
B. in morning
C. the morning
答案：A