What prompts you to say he can't accept it is around now? Is it that he worries and stresses about it being around?corona pandemic which stresses and triggers him and he cannot accept the fact that it is around now... and I am not wanting to say I like corona.... not at all... but he cannot accept the fact that this our new normal now. Worried for him.
The two of you are going to have different coping styles. Pretty common for couples. His might be doing what he can to prevent infection. Your's may be shrugging off risks as normal life now. Two equally valid ways of coping.