A. Do you ever set your friends up on blind dates? If so, have you had much success?

 - No, I did not set my friends up on a blind date.

  => No, I don't set my friends up on blind dates.​

  => Corrected : The sentences are corrected grammatically.    

B. Make these sentences into English.

-우리 그 얘기 그냥 그만할 수 없어? (Can't we just stop this talk?)

  => Can we just drop it?​​

  => Corrected : The sentences are corrected grammatically.   

-제가 도와 드릴게요. (I'll help you.)

  => Let me give you a hand.​​

=> Your answer is correct but here's another way of saying it. ​ 

-인부들이 도로에서 수도관을 설치하고 있어요. (Workers install water pipes in a road.)​