why don't和why not的区别：（1）两者句子结构不同，why don't+主语+动词，why not+动词；（2）两者时态变化不同，why don't结构有时态变化，而why not没有；（3）why not可以独立成句，而why don't不可以。why don't和why not的区别介绍 首先，why don't和why not两个句式在表达"建议"...
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 didn't you try it?”(你过去为什么没试?)完成时态可以是“Why haven't you tried it yet?”(你为什么还没试过?) 用法 用于建议:两者都...
Re: Why isn't this working? 463 John Frank April 14, 2021 04:06PM Sorry, you can't reply to this topic. It has been closed. Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance by Oracle and does not necessarily represent...
Why Can't I Fly? 作者:Sharon Cornwell ISBN:9780431061542 豆瓣评分 目前无人评价 评价: 写笔记 写书评 加入购书单 分享到 推荐 我要写书评 Why Can't I Fly?的书评 ···(全部 0 条) + 加入购书单 谁读这本书?··· 二手市场· ··· 在豆瓣转让手里有...
"I ran into Mrs. Jones,"she wailed. u I didn't know that her husband died last week,and I asked her hoW he was feeling. She said,‘He's gone.’ I assumed he went someplace for his health,and I said.. “我碰见了琼斯太太,”她哀导着。 “我不知道她丈夫上周去逝了,我问她他身体...
《悬崖上的谋杀WhyDidn'tTheyAskEvans?》剧情简介 本剧改编自阿加莎·克里斯蒂同名小说《悬崖上的谋杀》。故事讲述当地牧师的儿子Bobby Jones和他机灵的社交名媛朋友Frances “Frankie” Derwent发现了一个奄奄一息的男人,临死前嘟囔着“他们怎么不去找Evans”,两人由此踏上了破案之路。带着从男人口袋里找到的年...
题目 why don't we ? A.cheer her up B.pick her up C.wake her up D .look her up 扫码下载作业帮拍照答疑一拍即得 答案解析 查看更多优质解析 举报 更多答案(6) 特别推荐 二维码 回顶部©2021 作业帮 联系方式:service@zuoyebang.com 作业帮协议...
Why not和 Why don't的区别主要句型意思用法 扫码下载作业帮搜索答疑一搜即得 答案解析 查看更多优质解析 解答一 举报 更多答案(1) 特别推荐 热点考点 2022年高考真题试卷汇总 2022年高中期中试卷汇总 2022年高中期末试卷汇总 2022年高中月考试卷汇总 二维码 回顶部©2021 作业帮 联系方式:service@zuoyebang.com...
Re: Why can't MySQL use a range over a Clustered Primary Key Paul Dugdale January 20, 2022 11:56AM Re: Why can't MySQL use a range over a Clustered Primary Key Peter Brawley January 20, 2022 08:45PM Sorry, you can't reply to this topic. It has been closed....
I'd really like to know why a query using hard coded device_ids can use the index, but using a subquery doesn't: E.g. Hardcoding uses the index: DELETE FROM device_data WHERE device_id in (1,2,3...1000) AND timestamp <= CURDATE() - INTERVAL 1 YEAR LIMIT 10000; ...