这个单词怎么不是过去式?
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:英语作业 时间:2024/06/16 12:08:55
这个单词怎么不是过去式?
He lent me a book,I read a few lines ,but I did not understand a word.这句话中的understand 怎么不是understood?
He lent me a book,I read a few lines ,but I did not understand a word.这句话中的understand 怎么不是understood?
![这个单词怎么不是过去式?](/uploads/image/z/1278787-67-7.jpg?t=%E8%BF%99%E4%B8%AA%E5%8D%95%E8%AF%8D%E6%80%8E%E4%B9%88%E4%B8%8D%E6%98%AF%E8%BF%87%E5%8E%BB%E5%BC%8F%3F)
Did后面加动词原型