作业帮求一篇名为Students wanted for ENglish club 的英语作文 60个词左求一篇名为Students wanted for ENglish club 的英语作文 60个词左右 用初一的知识
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求一篇名为Students wanted for ENglish club 的英语作文 60个词左求一篇名为Students wanted for ENglish club 的英语作文 60个词左右 用初一的知识
求一篇名为Students wanted for ENglish club 的英语作文 60个词左
求一篇名为Students wanted for ENglish club 的英语作文 60个词左右 用初一的知识
求一篇名为Students wanted for ENglish club 的英语作文 60个词左求一篇名为Students wanted for ENglish club 的英语作文 60个词左右 用初一的知识
英语范文：
Are you good with children?Do you like to join the English club?Yes?We have a English club now!Can you sing in English?Are you good at speaking English?Can you tell stories in English?And can you play the piano?Do you like making friends here?Are you free on Wednesday afternoon?If you like our English club,please call Miss Yang at 12345678900 by Friday!Or email at the English club@ 163.com.
数学题目
①在△ABC、△CEF、△CBD中:
∠B+∠BCD=90° ,因为CD垂直于AB,
∠FCE+∠BCD=90(度) ,∠ACB=90°
所以,∠B=∠FCE,等量减等量,其差相等
②因为CD垂直于AB,EF垂直于AC,交与F,
那么△ABC、△CEF、△CBD都是直角三角形,
有∠B=∠FCE,那么：∠CAB=∠CFE
而且CE=BC（已知）
所已,△ABC ≌△EFC (角-边-角)
③那么,AB=FC,△ABC ≌△EFC (角-边-角)(对应边相等)
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