is this factory___you came to try the newly invented machine with the workers?A the one that B the one C where D in which 请详细解答 此句是定语从句还是表语从句?谢谢! 急用~

This is is this This is THIS IS this is this is this is 比如 this is fly Is this a book? Yes,this is. This is life .This is live! This is Mary.意思不变：This is （ )( ) This Is Me,This Is You 歌词 This is a man提问( ) is this? this is kangkang.为什么用this is 《This is my This is my This is (he).This is (me). what is this?-It is. What is this?It is Is this?your friend is