单项选择题
It is said that Hong Kong will be joined ______ the mainland ______ a beautiful bridge on the sea in the near future.
单项选择题 He's seriously ill, I wonder if he can live ______ Christmas.
单项选择题 The scooter(滑板车) has been popular ______ a lot of children since the year before last.
单项选择题 This area is famous ______ its apples and it is famous ______ the home of apple.
