I'd better not catch ______ that again !A.your doingB.you doingC.you to doD.you being doing
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B解析如同感观动词一样，下面这些动词后只能跟代词的宾格或名词的通格（如him , Mary），其后是动词-ing：start , keep , stop , catch , find , leave , 如：When are you going to start him working for us ? (你打算什么时候让他开始为我们工作？)。应该指出感观动词后的宾语既可跟着动词-ing形式，又可跟着不带to动词不定式，但以上这些动词后总跟着宾语＋动词-ing的形式。