高中英语精品课件 过去分词作状语 (共34张).pptVIP

2. 训练员出现了，后面跟着四条小狗。 The trainer appeared, _____________________. followed by four little dogs. 3. 如果给我一台时间机，我将会去未来看看。 ___________________________, I will pay a visit to the future. Given a time machine Homework Go over “The Past Participle as the Adverbial”. 过去分词作状语 Once ______, a word becomes a promise. ( speak ) spoken 一言既出, 驷马难追 Once ______, water cannot be taken back again. ( pour ) poured 覆水难收 __________ by the beautiful scenery, I forgot to go back home in time. ( impress ) Impressed 流连忘返 一．过去分词作状语的基本用法： 1. 过去分词与句子主语之间构成_______ 关系。 2. 过去分词的逻辑主语要和句子的主语一致。 3. 可置于主句前，也可置于主句后，用逗号与主句隔开。 4. 过去分词通常在句中充当以下几种状语： Revision: 现在分词做状语 被动 ① Asked what had happened, he kept silent. ② Choked by the heavy smoke, he could hardly breathe. ③ Given more time, we would be able to do the work much better. （时间状语） （原因状语） （条件状语） （When） （If） ④ Left alone at home, the little boy didn’t feel afraid at all. ⑤ The old man went into the room, supported by his wife. （让步状语） （伴随或方式状语） （Though） 5.过去分词+连词 过去分词作状语，常常可以在过去分词前加连词（when, if, though, once 等），以起到强调的作用，使句意更加明确。 6. 过去分词状语，相当于一个状语从句。 （伴随状语相当于一个并列句） Rewrite the sentences, using the past participle as the adverbial. 1. Because it was done in a hurry, his homework was full of mistakes. Done in a hurry, his homework was full of mistakes. 2. If it is taken according to the instructions, the medicine has no side effect. Taken according to the instructions, the medicine has no side effect. 3. Though he was defeated by the young player for the second time, he didn’t lose heart. Defeated by the young player for the second time, he didn’t lose heart. 7. 过去分词的变形： Having been done： 强调过去分词表示的动作明显先于谓语动作。 Being done: 强调过去分词表示的动作正在被执行。 Having been discussed many times, the problems were settled at last. Being built now, the bridge can’t get through. 重难点辨析（一）：过去分词 VS 现在分词作状语 ① When ________ London at night, you’re a bit like in a