问题
选择题
-- Hi，Mike！ I haven’t seen you for a long time. ？
--- Everything is OK. Thanks.
A．How are you
B．What’s wrong
C．Where have you been
D．How’s it going
答案
答案：D
根据上文的内容和下文的答语Everything is OK，可知答案为D，表示进展怎样？故选答案为D