1.（教材P5）… what I say is that my pictures aren’t hurting anyone, so who cares?
2.（教材P5）That my pictures aren’t hurting anyone is what I say , so who cares?
3.（教材P5）It is a well-known fact that the faces some people show to the world might be completely different to their real personalities .
4.（教材P5）From this, it’s impossible to know what their true feelings are .
5.（教材P5） How others are feeling is not something that we should make assumptions about, because it’s not always obvious who is truly happy .
6.观察上面句子, 并分别写出画线从句在主句中所作的成分：
1. 主语
2. 表语
3. 同位语
4. 宾语
5. 主语; 主语
