外研版高一英语第一单元课件 My First Day at Senior High.ppt

The present continuous tense 现在进行时 (1) 现在进行时的基本结构 ① 肯定句: 主语+ am/is/are+ 现在分词 ② 否定句: 主语+ am/is/are+ not+现在分词 ③ 疑问句:Am/Is/Are +主语+现在分词 (2) 现在进行时的用法 1) 表示说话时正在进行的, 目前正在发生的动作。此种用法时, 常带有表示目前时刻的时间副词, 如: now, at the (very) moment, for the time being, at present, 及Look!, Listen!等词汇。 ① Look! The big bird is flying away. 看, 那只大鸟正在飞走。 ② He is watching a movie now. 他现在正在看电影。 2) 表示目前一段时间内正在进行, 但说话时可能没有进行的动作。 Right now I am studying Chinese by distance learning. 我现在正通过远程教育学习汉语。 3) 与always, constantly, forever, all the time等副词连用, 表示动作反复或习惯。此时句子常含有说话者的强烈情感在内。表达较强的“责备”或“表扬”之意。 ① You are always changing your mind. 你总是主意不定。 (太烦人了) ② He is always helping others. 他总是帮助别人。 (他真是个好人。) 4) see, return, leave, start, visit, go, come, fly, stay等动词可以用进行时表将来。 ① He is leaving on Wednesday. 他将于周四离开。 ② They are going to Canada next week. 他们将下周去加拿大。 5) 表示最近的将来已定的安排 (这是用于表示眼前打算的最普通的说法。) I am meeting Peter tonight. He is taking me to the theatres. 今天晚上我要跟彼得会面。他要带我去看戏。 从A、B、C、D四个选项中, 选出可以填入空白处的最佳选项。 1. —Have you got any job offers? —No. I _____. A. waited B. had been waiting C. have waited D. am waiting 2. According to the timetable, the train for Shanghai _____ at 9 o’clock in the evening. A. leaves B. has left C. was left D. will leave 3. Put on your coat! I _____ you down to the doctor. A. took B. was taking C. am taking D. take 4. We’ll leave without saying goodbye to you if you _____ on time. A. come B. will come C. won’t come D. don’t come 形容词化了的-ing分词和-ed分词用作名词修饰语时, 仍保留一定的动词含义。一般说来, 由及物动词的-ing分词转化来的形容词往往带有主动意义, 常译为“使人……; 令人……”; 由及物动词的-ed分词转化来的形容词往往带有被动含义，用来形容人感到如何。 1. The girl let out a _________ cry at the sight of the snake. 看到蛇, 女孩尖叫起来。 frightened The girl was frightened. 2. His __________ shout scared the