句型转换
My father has been to Japan three times.(对画线部分提问)
                            your father been to Japan?
The young man travelled there by plane.(对画线部分提问)
              the young man        there?
The girls are having a wonderful time in China.(改为同义句)
The girls are               in China.
My uncle flew to Beijing yesterday.(改为同义句)
My uncle        to Beijing                yesterday.
Since then over 400 million people have visited Beijing.(改为同义句)
Since then     400 million people have visited the                                                     Beijing.