現(xiàn)在進行時的講解與練習(xí)

1、         現(xiàn)在進行時的講解與練習(xí)。基本用法：  （1）表示（說話瞬間）正在進行或發(fā)生的動作。  （2）也可表示當前一段時間內(nèi)的活動或現(xiàn)階段正在進行的動作。（二）謂語構(gòu)成：be (am/ is/ are)v-ing （動詞的現(xiàn)在分詞）  Im watching TV now.   Theyre playing football.（三）現(xiàn)在分詞的構(gòu)成。（1）一般情況下在動詞詞尾加ing。gogoing    &#

2、160;        ask asking               looklooking （2）以不發(fā)音的e結(jié)尾的動詞，去掉e加ing。have having      taketaking          makemaking&

3、#160;      writewriting（3）以一個輔音字母結(jié)尾的重讀閉音節(jié)，雙寫最后一個字母，再加-ing。getgetting           sitsitting             putputting         

4、; runrunning swimswimming         beginbeginning           shopshopping(4) 在以ie結(jié)尾的動詞后，改ie為y，再加-ing。如：lielying, diedying, tietying.（四）現(xiàn)在進行時態(tài)的肯定式、否定式、疑問式及簡略回答。（1）肯定式：bev-ing     

5、0;      She is singing in the next room. （2）否定式：benotv-ing           The students arent cleaning the room. （3）一般問句：be動詞提前。肯定答語Yes，主語be，否定答語No，主語be not。Are you playing the computer game?  Yes, I am. /No, I am no

6、t. （4）特殊問句：對謂語動詞進行提問的：Whatbe 主語doing其他？What is the old man doing under the tree? 對其他成份進行提問的，疑問詞一般疑問句？Where is the boy swimming? Who is she waiting for?三. 現(xiàn)在進行時與一般現(xiàn)在時的區(qū)別（一）現(xiàn)在進行時表示動作的暫時性，而一般現(xiàn)在時表示動作的習(xí)慣性和經(jīng)常性I am watching TV now. （暫時性）I watch TV every day. （經(jīng)常性）（二）現(xiàn)在進行時可表示短暫性動作，而一般現(xiàn)在時表示長久性

7、動作。Lucy is living in Beijing.（短時間居?。㎜ucy lives in Beijing. （長久性居?。ㄈ┈F(xiàn)在進行時表示的動作可帶有感情色彩，而一般現(xiàn)在時所表述的動作通常是事實。Youre always forgetting the most important things. （責(zé)備）He is always helping others. （贊揚）He often helps others. （事實）（四）有些動詞不能用進行時，know, understand, love, like, hate, wish, want, think, hope, have,

8、 believe, agree, hear, see, notice，等等。這些動詞通常用一般現(xiàn)在時表示說話時發(fā)生的動作。I have a lot of friends here. She wants to buy a new bike.【典型例題】一、用括號內(nèi)所給單詞的適當形式填空。1. Look! There _(be) a lot of people over there. What _they _ (do) now? 2. What _ your mother _ (do)? She is a teacher. 3. It _ (rain) heavily

9、 outside now. You must stay at home. 4. Dont sing. The baby _(sleep).5. My brother _ (not like) playing basketball, but he _ (like) playing football. 6. What _ you usually _ (do) on Sunday?   I usually _ (stay) at home and _ (do) my homework. 7. Listen! The girls _ (sing) in

10、 the next room. 8. My sister _ (want) to be a teacher. 9. Its seven oclock now. The Greens _ (have) supper.  10. He often _ (swim) on Sundays. Look! He _ (swim) at the pool.二、單項選擇1. I want _ homework now.   A. doing         &

11、#160;     B. to do                C. to do my          D. do my 2. Its time _.   A. go to school        &

12、#160;    B. play games        C. to go home       D. to do my homeworks 3. The boy is _ to his teacher.   A. saying               

13、      B. speaking                  C. talking              D. telling 4. Im _ a book in the room.   A. watchin

14、g                 B. seeing                      C. reading         &#

15、160;   D. looking 5. Where _ he _ from?   A. is, come                  B. do, come                 C. does, co

16、me              D. is, from 6. Do they have a new car? Yes, _.   A. they are            B. they have          C. they do

17、nt         D. they do 7. He often _ supper at 6:00 in the evening.   A. have                 B. has           

18、        C. is having           D. is eating 8. Its 6 oclock in the morning. He _.   A. get up              B. gets up   

19、          C. is geting up              D. is getting up 9. What are you doing? Im _ TV.   A. watch             

20、; B. watches            C. to watch           D. watching 10. We _ any Chinese classes on Friday.   A. are having         B. arent having