答案解释：
B【解析】由第四段中作者对这部喜剧电影的评价“Instead，Dave is an attractive comedy…Kevin?Kline gives a double performance as Dave the?President，Sigourney Weaver is at her best．．．The love story…is a real classic．”可知作者对这部电影赞赏有加。B项“The author thinks highly?of the film．”意思是“作者认为这部影片相当不错”，应为正确答案。
