5．A．The visitors are coming from all over the world．

     B．The visitors are going around the world．

     C．The visitors are going around the Great Wall．

(二)听句子，选择该句的最佳答案。每个句子读一遍。(5分)

  4．A．catching up with     B．coming up with     C．thinking out of

  3．A．photos             B．tomatoes          C．potatoes

  2．A．save               B．safe              C．safest

1．A．twentieth           B．twelfth            C．twenties