【摘要】考点跟踪训练1七年级上册Units 1—5 基础巩固 Ⅰ.单项选择 ( A )1. Look! There is ________ cat in the tree.(2011 重庆) A. a B. an C. the D. / 解析:考查冠词用法。表某地有某物。故选A。 ( B )2. —I’m sorry I went out for a smoke. I was very tired. —There’s no ________ for this while you are at work.(2011扬州) A. cause B. excuse C. matter D. choice 解析:考查名词词义辨析。cause指的是“原因”;excuse指的是“借口”;matter指的是“麻烦事”;