-I’m afraid I must be going now. I ’ 11 e to see you before long.
A. That’ s OK
B. Go slowly
C. No problem
D. Take care
网友回答
A. That’ s OK
B. Go slowly
C. No problem
(答案→)D. Take care
解析：考查交际用语。句意：恐怕我现在必须要走了，保重，不久我会来看你。Take care 用于告别时的用语，保重，一路走好，所以选D。