作业帮 > 英语 > 作业

be supposed to be doing到底要怎么用?

来源：学生作业帮 编辑：大师作文网作业帮 分类：英语作业 时间：2024/09/28 03:32:59
be supposed to be doing到底要怎么用?
比如说：
I'm supposed to be doing my homewoek
为什么不是
I'm supposed to do my homework
we are supposed to be useing this book
为什么不是
we are supposed to ues this book.
这里的suppose to do是指应该的意思.
be supposed to be doing到底要怎么用?
一个是被期望做什么(应该做),一个是被期望(在某时间)正在做什么(应该在做).如果没有特殊要求,你的两组句子都是对的.
be supposed to 与 be expected to区别是什么?怎么区分?分别怎么用?要例句. be supposed to have done +时间怎么用 supposed to be是什么意思 be supposed to do be supposed to be\do 要如何用 be supposed to . 用be supposed to do sth造句 英语语法问题be supposed to be supposed to的用法 be supposed to 请举例. be supposed to do sth be supposed to的意思