Question

【题目】—Sandy, the glass is broken. How did that happen?

—Sorry，Mum. I don't know. I outside．

A．play B．was playing

C．have played D．am playing

Answer 1

【答案】B

【解析】

试题分析：句意：桑迪，玻璃杯坏了，是怎么回事？——对不起，妈妈。我不知道。当时我正在外面玩。结合语境可知，是询问当时的情况，时态为一般过去时态。答案为B。