衔接点 03 现在完成时（二）-【暑假辅导班】2021年新九年级英语暑假精品课程（仁爱科普版）

衔接点03 现在完成时（二） 一、现在完成时时间状语（一） 1. 现在完成时表示过去发生的动作现已完成，对现在造成的影响和结果。(此种用法谓语动词用结束性动词) 如： The plane has arrived. 常用的时间状语和副词：already ,yet , ever , never ①already 已经； yet 尚未，仍未，还；强调前不久完成的动作对现在造成的影响，谓语动词使用非延续性动词。already 用于肯定句中，yet 用于否定句和疑问句的句末。 例如：I have already finished my homework. 我已经完成我的家庭作业了。 He hasn’t come yet.他还没有回来。 Has she finished cooking yet? 他做完饭了吗？ 练：I have already done my homework. (变为否定句) ______________________________________________ ②ever (曾经)，句中；never (从不) ，表示否定，强调到目前为止的生活经历。谓语动词用延续性动词。 例如：Have you ever climb that mountain? 你曾经爬过那座山吗？ Have you ever been to Shanghai?你曾经去过上海吗？ I have never late for school.我从来没有迟到过。 ③already ever与never应位于助动词have/has 之后，主要动词之前。 拓展： before (以前)，句尾，独立用I haven’t met him before. 我以前从来没有见过他。 just (刚刚)，用于肯定句中，常用在助动词和过去分词之间。 次数（once/twice/three times ）用于句末 如：I have just heard the news. 我刚刚听到消息。 跟踪训练 （ ）1. Have you ______ heard of Disneyland? A. always B. ever C. never D. sometimes （ ）2. I have ________ finished my homework. So I can have a rest now. A. ever B. already C. never D. yet （ ）3. She is a good student, she has _______ been late for school. A. ever B. already C. never D. yet （ ）4. I am very hungry , I haven’t had my breakfast________. A. ever B. already C. never D. yet 用方框中所给的单词填空 already yet just never ever 6. China has ___________ made great progress(取得巨大进步). 7. You have __________ come back from school. What happened? 8. ---Have you __________ been to Mount Tai? ---Yes, I have been there twice. 9. She hasn’t finished the work __________. 10. ---Would you like to go to the cinema nearby? ---Yes, I’d love to. I’ve __________ been there before. 6. already 7. just 8. ever 9. yet 10. Never 二、现在完成时时间状语（二） .现在完成时表示过去已经开始，持续到现在，可能延续到将来的动作和状态。 常与表示过去某一时刻延续到现在的一段时间状语连用。如： a. for + 一段时间：for two hours b. since + 时间点：since 1999, since last year c. since + 一段时间+ ago: since two days ago d. since