That tragedy distressed me so much that I used to keep indoors and go out only ______ necessity. A. within reach of B. for fear of C. by means of D. in case of
【正确答案】
D
【答案解析】[解析] 根据上下文，本题空格处应该是说在需要的时候或万不得已的时候，D项“in case of假如，万一”符合题意。其他三项“for fear of生怕，以免；within reach of在可及范围之内；by means of用，依靠”都不正确。