1. How do you feel about going to the hospital?

 I feel little tence. Because, I can get bed result.

=> This sentence is okay. This is another way of saying it. 

Better Say: I feel nervous, because I could get a bad result.

2.[MAKE THESE SENTENCES INTO ENGLISH]

나를 좀 봐,나는 드럼을 연주할 수 있어.

Look at me! I can play the drum. (Correct)

돌돌이는 무엇을 연주할 수 있을까?

What kind of instrument can doldol play? => What can Doldol do? 

=> This sentence is okay. This is another way of saying it.

나는…

I can play the piano. => I... => Corrected: The sentence is corrected grammatically.​