excited to do & excited about doing excited to do & excited about doing are they the same? Is there any differences?

positive and negative words to describe jobs? can you help me think of different words to describe jobs? Thanks a lot!

crazy job? If I I describe that a job is crazy. What does "crazy" mean? Thanks a lot!

traditional and old-fashioned What's the difference between traditional and old-fashioned? Thanks~

discount and discount off? Give you 20% discount and give you 20% discount off? Are they same? Thank you!

will and be going to who can clearly explain the difference between "will" and "be going to" Thanks

esl teaching how would you explain to you student when they don't understand that they should use "do" as in the question " which dress do you like?" , they might say" which dress you like?" Thanks~

pronounciation of "opposite" When you pronounce the word, is it "[ˈɒpəzɪt]" or "[ˈɒbəzɪt]"? "/p/" or "/b/"? Thanks~

Please help me check if there are any mistakes. 1. Can you ice skate? 2. Let's go horse riding. 3.Can you fence? 4. Go fencing. 5. Go bowling. 6. Can you bowle? 7.Go weighlifting 8. Can you do weightlifting? 9. Do boxing? 10. Can you do boxing? Thank you very much!