-I’m afraid I must be going now. I ’ 11 come to see you before long.A. That’ s OKB. Go slo

问题补充：

-I’m afraid I must be going now. I ’ 11 come to see you before long.

A. That’ s OK

B. Go slowly

C. No problem

D. Take care

答案：

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。