When To Use Has Vs Have:. Learn the simple rules for using has and have correctly. How to Use Has and Have Correctly in English? For singular third-person subjects, use has. Has goes with he, she, and it, while have goes with I, you, we, and they. As explored in our related documentation, Playboi Carti Vs J. Cole Endorsements And Brand Deals offers a detailed breakdown on this subject. For singular third-person subjects, use has. Has goes with he, she, and it, while have goes with I, you, we, and they. Have or Has:Difference and Which One Should You Use? Remembering IU alumni who formed Kappa Alpha Psi | Fox 59.