precludes+from

@詹婉3668:prevent from,protect from和stop from的用法和区别. -
陆胡18795271869…… prevent sb from doing sth与stop sb from doing sth用法相同,在主动语态中from可以省略,被动语态中不行. keep sb from doing sth中的from无论在主动语态中还是在被动语态中都不能省略. protect...from...表示“保护……不受……侵袭,挡住,防御”. from后接能带来伤害或损害之物.

@詹婉3668:SQL中的group by语句和order by语句怎么用?最好能有个例子 -
陆胡18795271869…… group by是分组的,比如你要查询一个班级的学生,各省分别有多少人.(表结构是学生表,有学号,姓名,所在省,备注等.)就应该用到group by了,如:SELECT...

@詹婉3668:from +时间点用什么时态from +时间点用一般过去时还是用现在完成时? - 作业帮
陆胡18795271869…… [答案] 用完成(进行)时;现在或者过去完成(进行)时都有.视乎情况.[from这里相当于since.] 例如: He has been doing homework from/since 6:30.(从六点半开始他一直在写作业.) They had worked on that machine from 3:00 am and didn't stop until the ...

@詹婉3668:select * from -
陆胡18795271869…… 这是sql语句 就是数据库查询语句 查询一个表(from一个表)的所有列(字段)满足(where)条件 比如一个表stu id type name1 1 张三2 1 李四3 2 王五 select * from stu where id=1; 结果是 id type name1 1 张三 select * from stu where type=1; 结果是 id type name1 1 张三2 1 李四

@詹婉3668:be different from 造句 3句
陆胡18795271869…… 1,My work is different from his. 2.You are different from me.3.the customs in China are different from western countries. 记得采纳下,亲

@詹婉3668:BIOS里面的excluded from boot order包括了硬盘,现在启动不了了.但是用光盘做启动引导可以正常启动. -
陆胡18795271869…… 选中你的Excluded from boot order 中的硬盘,按“x”,它就到上面去了.

@詹婉3668:向……学习的英文是什么啊 -
陆胡18795271869…… learn from 固定短语搭配 ***************************************************************************************************** ^__^真心祝你学习进步,如果你对这个答案有什么疑问,请追问, 另外如果你觉得我的回答对你有所帮助,请千万别忘记采纳哟! *****************************************************************************************************

@詹婉3668:有distinguish between ……from……的用法吗? -
陆胡18795271869…… distinguish between A and B 或 distinguish A from B ---区分A和B

@詹婉3668:程序中sql语句怎么写 ss:='select * from printpre where plate - id ='''+edit1.text+''''; -
陆胡18795271869…… 字符串表示方法:'字符串', 字符串相连:'字符串1'+'字符串2' 其中有一些是转义字符:'''' 则表示 ' 这个字符 所以上述ss变量的值应该是 select * from printpre where plate_id ='edit1.text的值'

@詹婉3668:be resulted from的用法正确吗 -
陆胡18795271869…… be resulted from 意思是:是由于…… result from 起因于 由……产生 是……的结果,更侧重于强调起因,即from后面接事情的起因.【例】Nothing had resulted from our efforts.我们的努力没有产生什么结果.His failure resulted from not working hard enough.他的失败是工作不够努力造成的.

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