问题
选择题
—When do you have science?
—I have science ________Tuesday and Friday. [ ]
A. in
B. on
C. at
D. about
答案
答案：B
搜题请搜索小程序“爱下问搜题”
—When do you have science?
—I have science ________Tuesday and Friday. [ ]
A. in
B. on
C. at
D. about
答案：B
