句子结构不同:why don’t:后接主语和动词,即“why don’t + 主语 + 动词”。why not:直接跟动词,动词前不能有其他成分,即“why not + 动词”。时态变化不同:why don’t:结构可以有时态的变化,如过去时“why didn’t”,完成式“why haven’t”等。why not:没有时态变化,始终保持原形。成句独立性不同:why not...
中文含义不同:why don’t:意为“为什么不呢”,有时带有惋惜或责怪别人没有做某件事的意思。why not:意为“为什么不好、不行”,通常用来表达一种建议。句子结构不同:why don’t:后面需要跟主语和动词,形成完整的句子结构,如“Why don’t you go out for a walk?”。wh...
Why don't:这个短语后面需要跟人称代词(如you, they等)和动词。例如,“Why don't you try it again?”(你为什么不再试一次?) 时态变化 Why not:这个短语本身没有时态变化,它总是以现在时态的形式出现,即使讨论的是过去或未来的情况。 Why don't:这个短语可以根据需要变化时态。例如,过去时态可以是“Why did...
Re: why can't I edit table data in administrator?Posted by: justin ux Date: March 09, 2006 10:07PM i met this problem too. I use mysql server 5.0.18, administrator 1.1.9. Windows OS. I can not edit table data when i login by 'root'@'localhost. When i double click on ...
1、两个句子结构不同:why don't + 主语 + 动词;why not一定要直接跟版动词,动词前不能有其他成分。2、why don't 结构可以有时态的变化,比如变为过去时why didn't,完成式why haven't等;why not没有时态变化。3、why not可以独立成句,而why don't不可以。最后总结,通过以上关于why ...
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Why Can\'t I allocate more memory? My memory allocation cant be changed for some reason. I have massive sessions going on. Getting the error about not enough memory (DAE -9006 - something about 'cannot make edit. protools is critically low on memory, please save and quit). My situation...
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device_id int NOT NULL, timestamp datetime NOT NULL, temperature float NOT NULL, PRIMARY KEY (device_id,`time) ) I'd really like to know why a query using hard coded device_ids can use the index, but using a subquery doesn't: ...
why can't I login as rootPosted by: Tricia Hinman Date: April 24, 2009 08:11AM I created a password for the root user when installing on win server 2003 but it doesn't work. So how do I recreate the root user without using the installers app? I've tried several times to ...