1.3 必修一重点句型（课件）-【新高考优选】2018-2019学年上学期期末高一英语优选同步课堂（人教版）（1）

人教必修一期末总复习重点句型 www.zxxk.com 1．While walking the dog, you were careless and it got loose and was hit by a car. 在遛狗的时候，你不小心松了手，结果狗被一辆汽车撞了。 while walking ... 相当于while you were walking ...，当时间或条件状语等从句中的主语同主句主语一致或主语是it，且从句含有动词be时，可以省略状语从句中的主语与动词be。 重点句型复习 Unit 1 ①In other words, we should keep the earth healthy while using its supply of natural resources. 换句话说，当我们利用自然资源的时候，我们应该保持地球的健康。 ②The man was lying on the ground, motionless, as if (he was) seriously injured. 那名男子躺在地上一动不动，好像是受了重伤。 ③ , you should turn to your parents for help. 如果有必要，你应该向你的父母求助。 If necessary Film has a much shorter history, especially when ________ such art forms as music and painting. A．having compared to B．comparing to C．compare to D．compared to 解析：考查非谓语动词。句意：电影的历史相当短，尤其是与像音乐和绘画这类艺术形式相比较时。主语film是compare这个动作的受动者，所以用过去分词表被动。 答案：D　 2．She and her family hid away for nearly twenty­five months before_they_were_discovered. 她与家人躲藏了将近二十五个月之后才被发现。 before conj.用以表示从句动作发生之前的时间，译法灵活。 (1)强调从句动作发生在主句