问题描述：
-Are you still busy?-Yes,I __my work,and it will not take long.此题为什么选B?D为什么不对?
A.just finish B.am just finishing C.have just finished D.am just going to finish
A.just finish B.am just finishing C.have just finished D.am just going to finish
问题解答：
我来补答展开全文阅读