问题补充：
She told us story that we all forget about the time .
A. such an interesting
B. such interesting a
C. so an interesting
D. a so interesting
答案：
(答案→)A. such an interesting
B. such interesting a
C. so an interesting
D. a so interesting
解析：本题考查such与so的区别。such是形容词，修饰名词或名词词组，so是副词，只能修饰形容词或副 词。so还可与表示数量的形容词many，few，much，little连用，形成固定搭配。
so+adj./adv.或so+adj.+a(n)+n.
such+a(n)+n.such+n.(pl.) such+n.[不可数]
