“谢谢你对我的关心”用英语应该是Thank you for your concern。
Thank you for your concern.
concern
英 [ kənˈsɜ:n ]美 [ kənˈsɜrn ]
vt. 涉及,关系到;使关心,使担忧;参与;
n. 关心;关系,有关;顾虑;公司或企业;
Thank you for your concern about me.
Thanks for your careness to me
Thank you for caring about me