We should turn off the lights_______ we can save electricity. A. because of B. so that C. although D...
2022-10-25 03:59:05 51次 同步训练-九下单元测试期中(上海牛津版无听力部分） 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
We should turn off the lights_______ we can save electricity.
A. because of B. so that C. although D. in order to
本题链接：
