Question

【题目】(2019原创)I've ________(learn)a lot about Chinese history since I worked in China.

Answer 1

【答案】learned/learnt

【解析】

句意为：自从在中国工作，我已经学习了许多有关中国历史的东西。分析句子成分可知此处为现在完成时，应填动词的过去分词形式，故填learned/learnt。