单项选择题
Wilma became the first American woman to win three Olympic gold medals in track,（）made her mother very proud.
A. it B. that C. which D. this
单项选择题 Many people were angry with the government（）it decided to pull down a historical building.
单项选择题 —Who is late this time —（）you ask Susan, of course.
单项选择题 （）his address, I can' t send this book to him.
