help!

what do i do! im 26 weeks pregant and my husband has stoped eating me out and touching me and now would rather have sex with a toy then me even tho i ask for sex a lot UPDATE!!! so i talk to him and well today before he went to work i put a cute sexy lingerie on and he was so sweet and took care of me and was so into it he was moaning and ive only heard him moan like 4 times we been togather for 2 years straight and off on before that for 3 years