Question

【题目】Tom was _________ [prkts] the piano at this time yesterday.

Answer 1

【答案】practicing

【解析】

句意：昨天这个时候汤姆正在练习钢琴。

由语境和音标提示可知，填practicing；此处是过去进行时，practicing是现在分词。故答案为：practicing。