小米3黑屏还能接电话，是什么原因

一、小米3黑屏还能接电话，是什么原因

显示屏排线松了，或者主板灯控烧了

二、华尔街英语举办了什么公益活动？

“Giving Tree”公益项目，这个公益活动在华尔街英语已经持续了14年，为不同地区的众多有需要的人群送去了温暖，今年也继续举行了，截止到上海世纪公园公益跑活动结束，已经募集了超过3.5万元人民币，其他区域的公益跑活动还在陆续开展，善款筹集工作还在继续。

华尔街英语上海总部的近百位员工在世纪公园举办了华尔街英语2019年公益活动 -- “Fun Run”，通过健康环保的跑步行动，为公益项目“Giving Tree”和“Home Sweet Home”筹集善款。

此次上海世纪公园公益跑是华尔街英语上海区域2019 “Fun Run”系列活动之一，系列活动从10月23日正式开始直至11月16日结束，期间，除了华尔街英语上海总部外，还有约14家学习中心的工作人员和自愿参加的学员组成公益跑活动小组，分别选取人民公园、中山公园等不同地点开展。

三、关于公益广告的英语作文

Our beautiful home, is on the earth, so please take good care of the environment

我们的美丽家园，是靠地球的，所以请爱护环境

Advertisement belongs to the category of public advertising, is a kind of public advertising. It is discussed in the concern of the public, is one of the things it is the responsibility of the public. Public service ads in advocating excellent ideas, carry forward the excellent social fashion, promote social progress and development, etc have obvious effect, played a huge role.

Commercial advertising is to promote goods and services, in the economic development, people's material needs constantly improve today's society, it brings information has become an important part of people's life, and public service ads for its progressive ideological content, right of advocacy and rich emotional, permeated through every cell of the society, to promote people's outlook on life, value ?

你有自己写，可以去百度翻译