读明长城图,讨论回答下列问题: |
(1)明长城两端各是什么地方? _______________________________ (2)万里长城修建始于何时?东西起止点是什么地方?修建的目的是什么?明长城与其有何不同? _________________________________________________________________________________________________________________________________________________________________ (3)如何评价明长城? _________________________________________________________________________________ |