What is this mobile phone这是什么手机

What is this mobile phone这是什么手机 ___.Is this your mobile phone? Whose mobile phone is this?(改为同义句)_________is_________mobile phone? Whose mobile phone is this?(I forget.)改为宾语从句 This mobile is ___(做广告)on CCTV every day. this is a black mobile (对black提问 what kind of mobile browser is most popular in china? This is what I what What is this? 翻译what is this what is this? 翻译what is this What is this. 改错 this is what happens. what is this picture what is this mean? This is what they What is this meaning