一、单项选择题
1． A healthy life is frequently thought to be_____with the open countryside and home-grown food.
A. tied B. related C. involved D. associated
2．——— Alice looks sad. Did you tell her about the accident? ——— Yes， but I ________ her just before her final exams.
A．shouldn’t tell B．shouldn’t have told
C．needn’t tell D．mustn’t have told
