—Dave,it’sdangeroustoswimhere.Lookatthesign.     —Oh,I

问题详情：

—Dave, it’s dangerous to swim here. Look at the sign.

      —Oh, I _______ it. Thank you.

     A. didn't notice       B. won't notice     C. hadn't noticed      D. don't notice

【回答】

A

知识点：动词时态

题型：选择题