The boy is puter games and stays in the Internet cafe all day and night.
A. interested in
B. enthusiastic about
C. crazy about
D. surprised at
网友回答
A. interested in
B. enthusiastic about
(答案→)C. crazy about
D. surprised at
解析：考查固定词组。Be interested in…对…感兴趣；be enthusiastic about热情；be crazy about对…疯狂；be surprised at对…感到惊讶；句意：那个男孩对电脑游戏很疯狂，夜以继日在网吧里打游戏。根据句意说明C正确。