问题补充:
She has been working hard day and night, which of course, her pale face.
A. accounts for
B. stands for
C. goes for
D. results from
答案:
(答案→)A. accounts for
B. stands for
C. goes for
D. results from
解析:句意:她日日夜夜的工作这使她的脸色苍白。account for说明……的原因;stand for代表,支持;go for主张,拥护;result from起因于。根据句意故选A。