现在进行时讲解与练习.doc

l 现在进行时构成:主语+be+动词ing现在分词第一人称+am+v-ing第二人称+are+v-ing第三人称+is+v-ing现在进行时的基本用法：肯定句：主语+（am, is ,are）+现在分词+其它I am sitting here now.否定句：主语+（am, is ,are）+not+现在分词+其它I am not(Im not) sitting here now.一般疑问句：（am, is ,are）+主语+现在分词+其它？Are you sitting here now?特殊疑问句：特殊疑问词+现在进行时的一般疑问句？（特殊规则除外） I am sitting here now. When are you sitting here?作用：a.表示现在(指说话人说话时)正在发生的事情。Wearewaitingforyou.b.习惯进行：表示长期的或重复性的动作，说话时动作未必正在进行。Mr.Greeniswritinganothernovel.(说话时并未在写，只处于写作的状态。)SheislearningpianounderMr.Smith.c.已经确定或安排好的将来活动ImleavingforatrekinNepalnextweek.（已经安排了）wereflyingtoParistomorrow.(票已经拿到了）d.有些动词（状态动词不用于进行时态）e. (1)表示知道或了解believe,doubt,forget,imagine,know,remember,realize,suppose,understand(2)表示“看起来”“看上去appear,resemble,seem(3)表示喜爱或不喜爱hate,like,lover,prefer(4)表示构成或来源的动词be,come,from,contain,include(5)表示感官的动词hearseesmellsoundtaste(6)表示拥有的动词belongto,need,own,possess,want,wish 时间状语：now, listen!, look等.练习：一、写出下列动词的现在分词形式give_2）use_3）move_4）skate_5）draw_6）tell_7）ring_8）wear_9）get_10）put_11）hit_12）stop_13）keep_14）hurt_15）know_16）lie_17）die_18）begin_19）forget_20）save_21）close_22）see_23）carry_ 二、将下列句子变为否定句、一般疑问句、简略回答及特殊问句1）Jack is running with Jim. 2）Look! Mary is doing her homework.3）The Greens are having supper now.4）The children are watching TV.5）The children are listening to the teacher of English. 三、用动词的正确时态填空 1）I_(talk).You_(listen)to me now. 2）Look,the boy_(run)fast. 3）-What are you doing? -I_(do) my homework. 4）-_the students_(read) English? -Yes,they are. 5）Tom_(not study)English.He is studying Chinese. 6）-Who_(sing)a song? -Li Ying is. 7）The girl_(not eat)bananas now. 8）-Where_they_(stand)? -They are standing over there. 9）Look！ The boy over there_(make) a model plane. 10