问题
选择题
—You look unhappy.Why?
—I'm always __________ when I don't get any mail.[ ]
A. confused
B. fearful
C. upset
D. doubtful
答案
答案：C
搜题请搜索小程序“爱下问搜题”
—You look unhappy.Why?
—I'm always __________ when I don't get any mail.[ ]
A. confused
B. fearful
C. upset
D. doubtful
答案：C