Past continuous

While the dentist ______ the patient, the assistant ______ the instruments.

The assistant ______ notes during the procedure yesterday.

At 10:30 AM, while the doctor ______ a prescription, the nurse ______ the patient’s history.

At 11:00 AM, as the dentist ______ a treatment plan, the receptionist received a phone call.

While the dental hygienists ______ the instruments, the X-rays technician arrived.

While the assistant ______ an X-ray, the patient ______ near the reception desk.

At 9:45 AM, the dentist ______ the patient’s teeth carefully.

Yesterday, the dentist ______ a dental seminar, and he explained new treatment methods.

The patient ______ in the waiting room when the receptionist called his name.

At 8:00 AM, the receptionist ______ the clinic.