PUT IN ORDER: (for * have * lived * we * in * Berlin * 10 years)
We have lived in Berli for 10 years.
ANSWER: How long have you had your cellphone?
Your answer - you should use FOR or SINCE.
USE THE FOLLOWING INFORMATION TO TALK ABOUT THE WOMAN: Susan * study French * 2018 * still studying French (use present perfect)
Susan has studied French since 2018/for 2 years.