I write to my friends overseas regularly. I don’t want to lose touch with them. 

A It is important for me to send letters to my friends abroad to keep them up to date on events in my life.

B  I keep in touch with my friends in foreign countries by writing to them from time to time.

C My friends try not to lose contact with me by writing very often.

D In order to not lose touch with my friends abroad, I write to them on a regular basis.