问题描述: I have trouble in ________ my homework.A、doB、doneC、doing 1个回答 分类:学历考试 2024-04-28 19:44:18 问题解答: 问题反馈 参考答案:C本题目来自[问答吧],本页地址:https://www.wendaba.com/wenda/rl4mzxq.html 在百度搜:I have trouble in ________ my homework.A doB don 在搜狗搜:I have trouble in ________ my homework.A doB don