若（X-4）×M=X的平方-X+N 则M=?N=?Betty is on duty today.She is c____ the blackboard with an eraser.On,why?You are b____ your white shoes with black shoe cream.以下是几条含有天气类单词的短语,你能猜出画线部分的意义吗?1
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若（X-4）×M=X的平方-X+N 则M=?N=?Betty is on duty today.She is c____ the blackboard with an eraser.On,why?You are b____ your white shoes with black shoe cream.以下是几条含有天气类单词的短语,你能猜出画线部分的意义吗?1
若（X-4）×M=X的平方-X+N 则M=?N=?
Betty is on duty today.She is c____ the blackboard with an eraser.
On,why?You are b____ your white shoes with black shoe cream.
以下是几条含有天气类单词的短语,你能猜出画线部分的意义吗?
1.I am under the weather today.Do not piay jokes on me.(under the weather画线）
2 Bad luck!It is raining cats and dogs.We have to stay at home.(it is raining cats and dogs画线）
3 it never rains,it pours.our shop had only one visitor this morning.but at around 4mp we had more than twenty and a group of tourists came at the same time.(it never rains,it pours画线）
顺便加上几分
He often tells interesting stories to the class.(改同义句）
i know some famous a_____ like Jackie Chen.
若（X-4）×M=X的平方-X+N 则M=?N=?Betty is on duty today.She is c____ the blackboard with an eraser.On,why?You are b____ your white shoes with black shoe cream.以下是几条含有天气类单词的短语,你能猜出画线部分的意义吗?1
很简单啊!
请问第一个是英文题吗?还有其他提示吗?我算出来有两个答案
cleaning
brushing
1,身体不适
2,下很大的雨
3,就字面解释：不下则已,一下倾盆.与“不鸣则已,一鸣惊人”,差不多.这里的意思是：这些客人要么不来,要么一来就很多.
cleaning
brushing
1.under the weather
有病；不舒服；难过
2.rain cats and dogs
v.倾盆大雨
3.it never rains, it pours. 不鸣则已，一鸣惊人。
数学不擅长，只答英语部分。
自己做吧