【正文】 去分詞，表示被動含義和動作的完成。a reading room 閱覽室 running shoes 跑鞋 a working method 工作方法② 表示所修飾的人或物的動作或狀態(tài)，在意思上接近一個定語從句，可以表示正在進行的動作，也可表示經(jīng)常性動作或當(dāng)時的狀態(tài)?！∧悴挥浀靡郧耙娺^那個人嗎?典型例題 　　You were brave enough to raise objections at the meeting. Well, now I regret ___ that. 　A. to do　 B. to be doing　 C.　to have done　 D.　having done 　　 try to do 　try doing 　　　你可要多加小心。 我們決不允許這樣的事情再發(fā)生。 D. 做狀語不定式作狀語可以表示行為的目的、結(jié)果、原因、條件等。 　I was beginning to get angry. 3. 在begin,start 后接know, understand, realize這類動詞時，常用不定式to do。用法：A. 做表語： 動詞－ed形式在系動詞后作表語，說明主語的狀態(tài)。 It’s important for these doors to be updated. 3: to have done 表示主動， 其動作發(fā)生在謂語動作之前。 to talk about D. broken。 B. finishing quickly C. to finish quicklyB. losing D. repairing bicycles2.t help crying.3　表示條件 Heated, water changes into steam.4　表示讓步Exhausted by the running, they went on running after the robber. 5　表示行為方式、伴隨情況或補充說明The teacher stood there, surrounded by the students.注： DOING(現(xiàn)在分詞) : 1: doing 表示分詞的動作的主動及正在進行或者與謂語的動詞同時發(fā)生 Walking down the street, he hears someone calling him. 2: having done 表示主動及先于謂語動作的動作行為， 有時間差。He lay on the grass, staring at the sky for a long time.E. 做表語Seeing is believing.F. 做定語(動名詞)① 說明被修飾名詞的用途和性能。1. forget forget to do　 　forget doing 　 　　典型例題 　—— The light in the office is still on. 　　—— Oh, I forgot ___.A. turning it off　 B. turn it off　 C. to turn it off　 D. having turned it off2 stop stop to do stop doing 典型例題 She reached the top of the hill and stopped ___ on a big rock by the side of the path.A. to have rested　 B. resting　 C. to rest　 D. rest3 remember/forget/regret remember to do remember doing 　記著放學(xué)后去趟郵局。形式：1. 謂語動詞+sb/sth to do sthadvise, allow, ask, beg, cause, expect, encourage, force等。1 　　我開始明白真相。The students are fully prepared.When we got there, th