-Where is John?-He ______ the science lab.A. has gone to B. has been to C. went to
--- did you go last week? --- We went to Beijing. A. Who B. When C. Where
We waited over hour for the train. A. a B. an C. the
We couldn’t have a party the heavy snow.
Lu Xun is famous(著名的)all the people know it.
Tina her grandmother three days ago.