从B栏中选择能回答A栏中各句问题的选项,将序号填入题前括号里。
( ) The Whites__________ many places of interest since they came to China.
( ) The woman in green is__________ mother.
( ) Have you got ________ stamps from China?
( ) We say thank you ________ all the good ________ we have.
( ) The word “easy” is ________ than the word “difficult”.