Why didn't I think of that before?这里的助动词为何用didn't,而不用don't.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/01 00:43:17
![Why didn't I think of that before?这里的助动词为何用didn't,而不用don't.](/uploads/image/z/10529717-5-7.jpg?t=Why+didn%27t+I+think+of+that+before%3F%E8%BF%99%E9%87%8C%E7%9A%84%E5%8A%A9%E5%8A%A8%E8%AF%8D%E4%B8%BA%E4%BD%95%E7%94%A8didn%27t%2C%E8%80%8C%E4%B8%8D%E7%94%A8don%27t.)
Why didn't I think of that before?这里的助动词为何用didn't,而不用don't.
Why didn't I think of that before?这里的助动词为何用didn't,而不用don't.
Why didn't I think of that before?这里的助动词为何用didn't,而不用don't.
是before 之前的事情,是过去时
问是是刚才说话之前我怎么没想到那个呢?所以要用过去时