高三英语题目

高三英语题目
1. Mr. Wang died____50’s
A. in his B. of his C. in the D. of the
2. Success _____ measured not so much by the position that one has reached in life as by the obstacles which he has overcome while trying to succeed.
A. is to be B. is being C. has been D. is able to be
3. I had been puzzled over the problem for over au hour without any result, ____ all at once the solution flashed across my mind.
A. while B. when C. then D. as
4. Getting on well with anyone around you in life, especially ____ always keeping silence like the old man living next door to me is extremely difficult.
A. which B. who C. one D. the one
答案是 C A B C 求详细理由~!