— I’m mad at what Jack said yesterday. — ! He was just making a joke.A. Take your timeB.

问题补充：

— I’m mad at what Jack said yesterday. — ! He was just making a joke.

A. Take your time

B. All the best

C. Lighten up

D. Not at all

答案：

A. Take your time

B. All the best

(答案→)C. Lighten up

D. Not at all

解析：考查交际用语。lighten up意为“别认真！别当真！”。