Put the verbs in brackets in the present perfect

I.Put the verbsin brackets in the present perfect 

1. I..............(study) Vietnamese for the last 20 years.

2.We...............(known) each other for 5 years.

3.I.................(sleep) for 3 minutes now. 

4. How long......... you ........(learn) Japanese? I..............(learn) it since 2015.

5. She.................(buy) that bike for 4 months.

6. I............(sleep) for a long time

7.We.............(live) here since 2018

8.He already...................( read) that blog for 2 minths