Laura wanted to play a joke on her father but gave herselfby laughing.A. outB. awayC. offD

问题补充：

Laura wanted to play a joke on her father but gave herselfby laughing.

A. out

B. away

C. off

D. up

答案：

A. out

(答案→)B. away

C. off

D. up

解析：本题考查副词。give away“暴露，泄露”；give out“分发”；give off“散发”；give up“放弃”。根据句意“劳拉想和父亲开个玩笑，可是她一笑就露了马脚”，可知选B。