英语分词高手请进,有个分词题目还请解答 谢谢

英语分词高手请进,有个分词题目还请解答 谢谢
1.The building ____now is our library
A.being repaired B to repair C repairing D. having repaired
Now 说明现在正在被建造 所以要用being+过去分词 表示正在进行的被动动作
请问高手我这样分析 中不?
2.Having taken the examination____
A.the instructor gave me a passing grade
B. the instructor gave a passing grade
C. I was given a passing grade by the instructor
D,I gave a passing grade by the instructor
C 还请高手指教 这类型的题目怎么来选
3.____to continue his studies ,James quited school
A.Not wishing B.Wishing not C Having not wished D.In have been protected
A 完全没思路
多谢高手 会追加分的哦...烦劳高手了..跪谢