They should clean the room every day 改为被动时态已知二次函数y=x2-4x+3的图像与x轴交与A,B两点(点A在点B的左边),与y轴交与点C,顶点为D.求(1)求以A.B.C.D为顶点的四边形的面积;(2)在抛物线上是
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They should clean the room every day 改为被动时态已知二次函数y=x2-4x+3的图像与x轴交与A,B两点(点A在点B的左边),与y轴交与点C,顶点为D.求(1)求以A.B.C.D为顶点的四边形的面积;(2)在抛物线上是
They should clean the room every day 改为被动时态
已知二次函数y=x2-4x+3的图像与x轴交与A,B两点(点A在点B的左边),与y轴交与点C,顶点为D.
求(1)求以A.B.C.D为顶点的四边形的面积;(2)在抛物线上是否存在点P,使得三角形ABP的面积是三角形ABC的3倍?若存在,求出点P的坐标,请说明理由.
They should clean the room every day 改为被动时态已知二次函数y=x2-4x+3的图像与x轴交与A,B两点(点A在点B的左边),与y轴交与点C,顶点为D.求(1)求以A.B.C.D为顶点的四边形的面积;(2)在抛物线上是
1、They should clean the room every day .
The room should be cleaned every day.
2、第二个好麻烦
They should clean the room every day 改为被动时态
you should clean the
they said that there would be someone who should clean the
they should clean their classrooms after school 该改成被动语态their classrooms____ ____ ____ by them after class.
Are they [ ] [clean] the room.
We should keep our classroom _______(clean).
We should clean our h[ ]before meals
you should clean your room___a day(one)
your room should _____(clean)every day
We should keep the nice room clean
They usually keep their classroom clean .clean做什么成分?
You should make your clothes ___.A.be clean B.to be clean C.clean Dcleaned
what they,should
they should housework do .
重新排列下列单词,组成句子.1.beaches,everyone,keep,should,our,clean._______________________________2.people,get,ill,may,they,when,dirty,drink water.___________________________3.should,we,do,best,to,our,take,care,good,of,environment,the____
they had to work day and night. ____they____ ____work day and night?we should keep our rooms clean to fight the flu.____should we____to fight the flu?You should keep away from crowded places.You___ ___to the crowded places.
两道首字母填空 英语 初三sam,you should stop p______ and clean your badroom.it is a real mess. i think that these school rules are too old and they should be c______.
Did they clean the room?怎么回答?