Ответ:

1. I am good at English.

2.I'm not good at Maths.

3.I like watching TV.

4.I can understand English, but not all words, sentences and phrases.

5.I don't like performing, because I'm nervous, when many people see me on scene and I'm afraid to make a mistake.

6.I don'enjoy having an audience, because I don't like much attention for me.