初中英语 现在进行时 讲解与练习_现在进行时讲解及练习
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现在进行时
（1）意义——当表示现在正在进行的动作或正在发生的事。（2）构成: be(am, is ,are)+动词现在分词-ing形式 肯定句： 主语 + be + 现在分词V-ing(+ 其他)I’m doing my homework now.否定句：主语+be+not+动词-ing +其他.I’m not doing my homework now.一般疑问句：Be+主语+动词-ing +其他？ Are you doing your homework now? Yes, I am.No , I’m not.特殊疑问句：特殊疑问词+一般疑问句？ What are you doing now?（3）现在分词的构成：
（1）一般在动词末尾直接加ing，（2）以不发音字母e结尾的动词，先去掉e,再加ing，如 skate →skating
make →making dance → dancing
write → writing have → having ride → riding come → coming（3）以重读闭音节结尾的动词，中间只有一个元音字母，词尾只有一个辅音字母，应双写末尾的辅音字母，再加ing，如： put-putting
begin-beginning
stop-stopping run-running
swim-swimming shop-shopping
sit-sitting
let-letting get-getting
forget-forgetting
一、写出下例动词的现在分词形式
1）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____
18）begin____ 19）forget____ 20）save___ _21）close___ 23）carry____
二、将下例句子改成一般疑问句
1）Mike is climbing the hill。
2）We are having an English leon now。
3）Li Ping is jumping like a monkey。4）The students are reading the text now。
5）I am studying English。
三、将下例句子改成否定句
1）We are having lunch now。
2）You are playing the violin。
15)know___ 22）see____ 2
3）Mary is doing her best to study English well。
4）The students are doing their homework now。
5）Please open the door。
四、用动词的正确时态填空
1）Look, the boy__________(run)fast.2）----What are you doing?
----I_________(do)my homework.3）----_______the students_______(read)English.----Yes, they are.4）Tom_______(not study)English.He is studying Chinese.5）----Who_______(sing)a song?----Li Ying is.6）The girl_______(not eat)bananas now.7）----Where ____ they____(stand)?----They are standing over there.8）----What is Meimei doing now?----She______(watch)TV with her parents.9）He____(study)English very hard.10）We often____(buy)books and things like that in the shop.13）Polly____(not eat)a banana now.五、单项选择
1）Jack is _____with Jim.They are good____.A: running;friend;
B: running;friends;
C: runing;friends
D: run;friend's 2）Look!Mary ____ doing ____ homework.A:is;one's
B:is;her
C:are;his
D:are;her 3）The Greens____supper now.A:is having
B:are;having
C:is haveing
D:are;having 4）The children are____TV.A:watch
B:seeing
C:watching
D:reading 5）Are the boys looking at the blackboard? Yes,they____.A:aren't
B:do
C:don't
D:are 6）There's____girl,she is very tall.A:second
B:two
C:a second
D:all second 7）--Do you have a red pen?Which of the following is wrong?--____.A:Yes;I have one
B:Yes,I have it
C:Yes,I do
D:Sorry,I don't 8）--Excuse me.May I borrow a pen,please?
--____.A:It doesn't matter;
B:Thank you;
C:Certainly,here you are;
D:Not at all.9）The boy is late for cla.So he says tO the teacher,“________”.A:I'm sorry
B:Excuse me,May I come in?
C:Let me in,D:I don't want to be late.10）I don't want a red apple.I want____.A:green apple
B:a green
C:a green one
D:one green
答案：
1、B；
2、B；
3、D；
4、C；
5、D；
6、C；a second
不定冠词+序数词表示“又一”；
7、B；因为a red pen是指，而it是特指。
8、C；
9、B；打搅对方的道歉语；
10、C。
答案:
1、giving；
2、esing；
3、moving；
4、skating；
5、drawing；
6、telling；
7、ringing；
8、wearing；
9、getting；
10、putting；
11、hitting；
12、stopping；
13、keeping；
14、hurting；
15、knowing；
16、lying；
17、dying；
18、beginning；
19、forgetting；20、saving；
21、closing；
22、seeing；
23、carrying。
答案：
1、am；talking；are listening；
2、are running；
3、am doing；
4、Are；reading；
5、is not studying；
6、is singing；
7、isn„t eating；
8、Are standing；
9、is plying；
10、is watching；
11、studies；
12、buy；
13、is not eating。
