Question

–Why do you look so happy?
--I got good grade in English exam. My teacher said         .
A. I was hard-working         B. I am a good students        C. I have worked hard

Answer 1

A

解析试题分析：said是say的过去式，故从句也用过去时态。句意：你为什么看起来这么高兴？我英语考试得了好成绩，老师说我是努力的。故选A。
考点：考查时态的用法。