Mary seems _______ the bad news, for she looks nice and happy.  

Mary seems _______ the bad news, for she looks nice and happy.  

A．not to have learned                     B．not to be hearing

C．not having learned                      D．not to be

从所给的四个选项中选择最佳答案

Mary seems ______ the bad news, for she looked nice and happy．

[　　]

A．not to have learned　　　B．not to be learning

C．not having learning　　　D．not to be learned

Mary seems _______ the bad news, for she looks nice and happy.  

1. A.
   not to have learned
2. B.
   not to be hearing
3. C.
   not having learned
4. D.
   not to be