david is a student at new york university for a degree in computer scienceA studied B studying C to have studied D to be studing

来源:学生作业学帮网 编辑:学帮网 时间:2024/05/28 04:03:37

david is a student at new york university for a degree in computer science
A studied B studying C to have studied D to be studing

B
david is a student studying at new york university for a degree in computer science
动名词表示主动,注意前面有is,所以只能用非谓语了.