问题
选择题
—How long have you_____ from the USA?
—For three years. [ ]
A. come back
B. returned
C. got back
D. been back
答案
答案：D
搜题请搜索小程序“爱下问搜题”
—How long have you_____ from the USA?
—For three years. [ ]
A. come back
B. returned
C. got back
D. been back
答案：D