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

考查現在完成時的用法。have been to “曾經去過某地”；have gone to “去某地了，還未回來”。句意：—本在哪里？—他去辦公室了。他不久就回來。故選B。