精选优质文档-倾情为你奉上Exercises:一单项选择1. It was at the gate _ he told me the news. A. that B. what C. which D. when2.Is _necessary to tell his father everything A. it B. that C. what D. he3.Was it in this palace _ the last emperor died? A. that B. in which C. in where D. which 4. Is _ possible to fly to the moon in a spaceship?A. now B. man C. that D. it 5.Was it during the Second World War _he
