Question

Oh, she ______ England to learn further studies(深造). She left a month ago.

1. A.
   have been to
2. B.
   has gone to
3. C.
   has been in
4. D.
   have been

Answer 1

B
have、has gone to表示主语已经离开，要么在去某地的路上或已经到莫某地，本题根据后文的内容. She left a month ago.
Has been to表示主语曾经去过某地，因而选B.