It is because English is useful______. 📅 发布于 2022-01-24 📚 电子商务英语 📖 约 1 分钟学习 🔍+ 🔍- ↺ 📋 ⬆️ 题目类型： 单选题 题目内容 It is because English is useful______. 题目选项 A. why we study it hard B. that we study it hard ✓ C. what we study hard D. which we study hard 正确答案 B