they (play football) yesterday 就括号部分提问

问题描述:

they (play football) yesterday 就括号部分提问

你给的句子有点问题吧……应该是they played football yesterday . 问句为:What did they do yesterday ?

What did they do yesterday

首先这句话本身有问题,应该是:They played football yesterday.
那么就划线部分提问:What did they do yesterday?