we must do some cleaning now 改否定句 some要变 any吗

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：2024/11/06 06:27:45

对must的否定有两种：mustn't和needn't,一般情况下应选第二种：
We must do some cleaning now.我们现在必须搞卫生.
------ We needn't do any cleaning now.我们现在不必搞卫生.（明天也可以）比较符合常理
而：
We must do some cleaning now.我们现在必须搞卫生.
------ We mustn't do any cleaning now.我们现在不许（禁止）搞卫生.则不合常理

we must do some cleaning now 改否定句 some要变 any吗请问do some cleaning 在问句和否定句中使用时要some 把改为any吗? do some shopping之类的短语,变否定句、一般疑问句时,要把some变为any吗? 情态动词否定句some要改any吗? do 加some 加动词ing 变否定句 some 变不变为any I have some sandwiches.变否定句any要变成some吗? 英语翻译和改一般疑问句I do some cleaning on Sundays还有否定句 do some shopping 变疑问句或否定句能将some变any吗改否定句,some要不要改成any? they will do some cleaning now同义句 We have done some cleaning already.改为否定句 i have much money的否定句怎么改?我知道i have some money的否定句要把some变any,