问题
选择题
-Where have you been recently?
-I ________ in Beijing on business for a week last month.[ ]
A．have worked
B．was working
C．have been working
D．worked
答案
答案：D
搜题请搜索小程序“爱下问搜题”
-Where have you been recently?
-I ________ in Beijing on business for a week last month.[ ]
A．have worked
B．was working
C．have been working
D．worked
答案：D