问题补充：
— Guess what! Alice has failed in the exam.
—? She is second to none in English in our class.
A. How is it
B. How come
C. What
D. What is it
答案：
A. How is it
(答案→)B. How come
C. What
D. What is it
解析：考查答案意思，How come意思“怎么会…”，How is it意思“如此情况”，What意思“什么”，What is it意思“它是什么”，由后面的句子She is second to none in English in our class意思，可以知道选B
