- Количество слайдов: 5
4. 现在进行时 (1)意义：a. 表示说话的此刻正在进行的动作。 常与now, the moment等连用。 例: Listen! Mary is singing an English song in the classroom. b. 表示现在时间段中正在进行的动作。 例: They are planting trees on the hill these days. c. 表示一种重复的动作，带有“厌恶”、“赞叹”等感情色彩。 例: My brother is always leaving things about. 注: 现在进行时往往与always连用，给现在的动作披上一层 感情色彩。 (2)构成：主语+be+现在分词(v. +ing) 练习 返回
现在进行时的练习 1. What are you _____(do) now? I ______(eat) bread. 2. It’s nine o’clock. My father________(work) in the office. 3. Look, the boy______(put) the rubbish into the bin. 4. ______he_____(clean) the classroom? No, he isn’t. He______(play). 5. Where is Mak? He______(run) on the grass. 6. Listen, who______(sing) in the music room? Oh, Mary_______(sing) there. 7. The birds are singing in the tree. (就划线部分提问). 8. The children are playing games near the house. (就划线部分提问) 9. The Young Pioneers are helping the old woman. (改成一般疑问句) 返回
5. 过去进行时 (1)意义： 1．表示过去某一时刻正在进行的动作。如： What were you doing when I phoned you last night? 2．表示过去某段时间正在进行的动作。 如：They were building a dam last winter. 去年冬天他们在建一个大坝。 3．用于come, go, leave, start, arrive等表示位置转移的动词， 以表示过去将要发生的动作。如： They wanted to know when we were leaving for Shanghai. （2）构成：主语+was/were+现在分词 练习 返回
过去进行时练习 用动词的适当形式填空 1. While we _____ (wait) for the bus, a girl _____ (run) up to us. 2. I _____ (telephone) a friend when Bob _____ (come) in. 3. Jim _____ (jump) on the bus as it _____ (move) away. 4. We _____ (test) the new machine when the electricity _____ (go) off. 5. She _____ (not want) to stay in bed while the others ________ (all, work) in the fields.
6. While mother ____ (put) Cathy to bed, the door bell ____ (ring). 7. As I _____ (walk) in the park, it _____ (begin) to rain. 8. Even when she ______ (be) a child she ________ (already, think) of becoming a ballerina (芭蕾舞演员). 9. It was quite late at night. George _____ (read) and Amy _____ (ply) her needle when they _____ (hear) a knock at the door. 10. There _____ (be) a group round the fire when they _____ (reach) it. An old woman _____ (sit) on the ground near the kettle; two small children _____ (lie) near her; a donkey _____ (bend) his head over a tall girl.