EASY
Her aunt _______ (use) natural remedies for many years.
Her aunt has been using natural remedies for many years.
_______ (you/book) an appointment with the doctor?
Have you booked an appointment with the doctor?
The old man _______ (not catch) a cold since he was young.
The old man hasn't caught a cold since he was young.
Why _______ (you/sneeze) for the last hour? Do you have an allergy?
Why have you been sneezing for the last hour? Do you have an allergy?
The Mediterranean diet _______ (become) very popular in the last decade.
The Mediterranean diet has become very popular in the last decade.
The doctors at this hospital _______ (develop) new treatments for cancer since 2004.
The doctors at this hospital have been developing new treatments for cancer since 2004.
Tess _______ (break) her arm and she needs to go to the hospital.
Tess has broken her arm and she needs to go to the hospital.
How many times _______ (I/tell) you not to spend so much time on your mobile?
How many times have I told you not to spend so much time on your mobile?