Chen Wei isn’t at school today ________ he is taking a robot competition in Shanghai. A. so B. becau...
2022-10-16 16:58:04 51次 天津市东丽区2018届九年级中考第二次模拟考试英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
Chen Wei isn’t at school today ________ he is taking a robot competition in Shanghai.
A. so B. because C. before D. if
本题链接：
