Use the verb with To ove without to
1. You must... (go) to the doctor​

You must go to the doctor.

Hope you find it useful

Explanation:

You must go to the doctor.( we use model +v1)

clerical work ensures that an office runs smoothly. it involves the day-to-day administrative tasks of an office, such as answering phones, scheduling appointments, sending faxes, and filing documents. office clerks and secretaries need to have particularly strong clerical skills.

explanation:

see u later bae lol