Question

－Where is John?－He ______ the science lab.A. has gone to B. has been to...

－Where is John?－He ______ the science lab.A. has gone to B. has been to C. went to

Answer 1

A

考查时态及动词的用法。根据句意：他已经去了科学实验室，表示动作已发生，用现在完成时，A项表示去了某地，即：人没在这儿；B项表示曾经去过某地，人又回来了。根据情境，选A。