uncooperative

1. ADJ If you describe someone as uncooperative, you mean that they make no effort at all to help other people or to make other people's lives easier. 不合作的; 不帮忙的[usu v-link ADJ]

She became uncooperative: unwilling to do her homework or help with any household chores. 她变得不合作起来：不愿做作业或是帮助分担家务。