13．What are they talking about？ A．They are talking about the war and the president in Iraq． B．They are talking about the president in the US． C．They are talking about famous people in Iraq．
1．A．He realized that Americans can hardly avoid buying products made in China． B．The tea trade from China to Western countries took place in the 19th century． C．My biggest challenge is learning how to behave at the dinner table．
