According to the inquiry about the study abroad plan in the United States, the process of applying for a master's degree at Arizona State University is as follows:

1. Online application: Applicants need to complete the online application in official website, Arizona State University and pay the application fee.

2. Submission of application materials: Applicants need to prepare application materials as required, including personal statements, letters of recommendation and transcripts, and submit them through the online application system.

3. Payment of application fee: Applicants need to pay the application fee according to the regulations, which is generally 50- 100 USD.

4. Waiting for notice: Applicants should wait patiently for the admission notice from Arizona State University, and usually receive a reply within a few weeks after submitting the application. 5. Confirmation of admission: If you get the master's admission notice from Arizona State University, the applicant needs to confirm the admission and pay the tuition fee in advance as required.