问题
选择题
-I have got a headache.
-No wonder. You ____ in front of the computer too long. [ ]
A. work
B. are working
C. have been working
D. worked
答案
答案：C
搜题请搜索小程序“爱下问搜题”
-I have got a headache.
-No wonder. You ____ in front of the computer too long. [ ]
A. work
B. are working
C. have been working
D. worked
答案：C
