to go through the motions - to make a feeble effort to
do something; to do something insincerely or in cursory fashion; to do something
because you are expected to do it and not because you want to; to do something without believing it is
important
Jane isn't doing her best. She's just going through the motions.
Bill was
supposed to be
raking the yard, but he was just going through the motions.
These days when we go out, cook a meal together, or even make love, I get the feeling that he's just going through the motions.
After his wife died, he went through the motions of living, without feeling much of anything.