-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?

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

如果选D,和第一句矛盾,现在还不忙,马上忙,