"WeChat" is （1） new mobile communication tool． It supports sending voices， videos， photos and text （2） ． You can also do group chats， or you can find new friends nearby to talk to．
Wherever they are， people can also find a "stranger" to talk to （3） shaking the phone．The system will find out others who are shaking their phones at the same time． Another （4） function（功能）is that WeChat can make us （5） for people who live nearby， and show the distance． I like this function best （6） it can help you to find more people who you may know．
Recently， I read news that some stupid girls met guys by shaking their cell phones and some （7） incidents（事件）happened after they met． So I suggest WeChat users should learn to protect （8） and not trust strangers so much．
Technology has already made life become （9） and more comfortable， and at the same time it （10） us some disadvantages． Therefore， being careful is necessary．
It's a good habit to w hands before meals．
Look left and right to make sure it's safe before you go a the street．
Jack went to school without breakfast， so he is h now．
When they felt after the flood，the charity offered them food and clothes．（help）
Scientists often that farmers use natural ways to grow fruits．（suggestion）