问题描述：
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.
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.
问题解答：
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