Looking at my mother's face I regretted not having told her my whereabouts on the phone

问题补充：

Looking at my mothers face, I regretted not having told her my whereabouts on the phone.

A. worrying

B. worried

C. anxioused

D. satisfied

答案：

A. worrying

(答案→)B. worried

C. anxioused

D. satisfied

解析：考查形容词：A. worrying令人担心的，B. worried担忧的，C. anxioused应该是anxiousD. Satisfied感到满意的，句意：看着妈妈担忧的脸，我后悔没有在电话里告诉她我在哪里。选B。