Since you are so weak,you'd better stay at home.为什么用since不用because?还有'd better 是would better 还是had better?

分类: 作业答案 • 2021-12-20 02:47:20

问题描述：

Since you are so weak,you'd better stay at home.
为什么用since不用because?
还有'd better 是would better 还是had better?

答