Question

— Where is Ben?  — He _____ to the teachers’ office. He will be back soon.
A. go    B. has gone      C. has been

Answer 1

B

考查现在完成时的用法。have been to “曾经去过某地”；have gone to “去某地了，还未回来”。句意：—本在哪里？—他去办公室了。他不久就回来。故选B。