Many doctors try ____ their patient by having then ____ up hobbies.

try doing尝试做某事
try to do 努力做某事
肯定是尝试怎样怎样对待病人，不能是努力对待病人
have sb do 是固定搭配 让某人做某事
而get sb to do 中才会用to do

这句话是不是还有前后（上下）文？如果有发上来！

sbd try doing sth 某人极力去做某事
have sbd do sth 让某人做某事

固定格式