跟着课文学语法丨人教版·选择性必修二 Unit 4 Journry across a vast land

人教2019版高中英语（选择性必修一、二、三、四册） 精准定位课文语法点 本单元按照教学要求须掌握的语法点是“过去分词与动词-ing形式的用法”。 一、过去分词的用法 1. 过去分词（短语）做状语 过去分词（短语）做状语表示动作发生的背景或情况，在意义上相当于一个状语从句，其逻辑主语就是 句子的主语。过去分词（短语）在句中做状语可以表示时间、条件、方式或伴随、让步、原因等。 ① 表示时间 过去分词（短语）做时间状语，相当于一个时间状语从句。如： Asked about his family, he made no answer. =When he was asked about his family, he made no answer. 当问到有关他的家庭情况时，他没有回答。 Asked what had happened, he lowered his head. =When he was asked what had happened, he lowered his head. 当他被问问题的时候,他低下了头。 ② 表示条件 过去分词做条件状语，相当于一条件状语从句。这类句子的谓语动词往往用将来时或情态动词。如： United, we stand; divided, we fall. =If we are united, we stand; if we are divided, we fall. 团结，我们就能挺立；分裂，我们必然倒下。 Grown in rich soil, these seeds can grow fast. =If these seeds are grown in rich soil, these seeds can grow fast. 如果种在肥沃的土壤里，这些种子能长得很快。 Given more time, we could do it better. =If we were given more time, we could do it better. 如果给我们更多时间的话，我们可以做得更好。 ③ 表示方式或伴随 过去分词（短语）做方式或伴随状语，可以转换成一个并列句。如： The boy slid out of the room, followed by his pet dog. = The boy slipped out of the room and was followed by his pet dog. 这个男孩溜出了房间，后面跟着他的宠物狗。 The teacher entered the classroom, followed by a group of students. =The teacher entered the classroom, and he was followed by a group of students. 老师进入教室，后面跟着一帮学生。 ④ 表示让步 过去分词（短语）做让步状语，相当于一个让步状语从句。如： Rejected many times, the man did not lose heart. Unit 4 Journry across a vast land 【主题：长途旅行】 选 必 修1 2 33 跟着课本学语法 学习效果事半功倍 = Though the man was rejected many times, he did not lose heart.虽然被拒绝了很多次，这个人并没有失去信心。 Wounded, the brave soldier continued to fight. = Though he was wounded, the brave soldier continued to fight.虽然受伤了，（但）那个勇敢的士兵依然继续作战。 ⑤ 表示原因 过去分词（短语）做原因状语，相当于一个原因状语从句。如： Seriously injured, he had to be taken to the hospital. =Because he was seriously injured, he had to be taken to the hospital. 由于伤得很严重，只好把他送往医院。 Deeply moved by the story, the children began to cry. = Because they were deeply moved by the story, the children began to cry. 由于被这个故事深深地感动，孩子们开始哭了起来。 【注意】 ① 过去分词（短语）做状语时，前面可以带有相应的连词（词组），如when，though，although，