Question

【题目】He ______ playing the piano when he was very young.
A.shows an interest
B.shows an interest in
C.showed an interest in
D.showed an interest

Answer 1

【答案】C
【解析】句意：当他年轻的时候，他表现出对弹钢琴非常感兴趣。根据句意和下文的时间状语从句when he was very young.应为一般过去时态。所以答案是C。