现在进行时和过去进行时

现在进行时和过去进行时

一、现在进行时态：陈述句构成：主语+am/is/are +V-ing +其他

意义：1现在进行时态表示现在（说话瞬间）正在进行或发生的动作.

例如：The students are listening to the teacher . He is watching TV now.

现在进行时也可表示当前一段时间内的活动或现阶段正在进行的动作.

如：We are working on a farm these days . I’m reading a history book this month .

二、标志词组：现在进行时态：（Please）Be quiet ，now , listen ,look , 等

三、句子：1 现在我在做饭（cook ）

2 你正在公园里打篮球。（play basketball ）

3 请安静！爸爸在睡觉。（sleep）

4 天在下雨。

5 他们正在玩电脑游戏。（play computer games ）

四、现在进行时态否定句构成结构：主语+am/is/are +not+ Vt-ing +其他

五、一般疑问句： Are/ Is +主语+ Vt-ing + 其他？

六、对划线部分提问（特殊疑问句）特殊疑问词+ 一般疑问句？

1 He is watching TV .

2 They are playing basketball in the park .

3 I ‘m doing my homework now .

4 She ‘s studying at his friend’s home.

七补充练习题：

B: 用所给的动词的正确形式填空：

1.The boy __________________ ( draw)a picture now.

2. Listen .Some girls __________( sing)in the classroom .

3. My mother ____________ ( cook )some nice food now.

4. What _____ you ______ ( do ) now?

5. Look . They _____________( have) an English lesson .

6.They ____________(not ,water) the flowers now.

7.Look! the girls ____________(dance )in the classroom .

8.What is our granddaughter doing?She _________(listen ) to music.

9. It's 5 o'clock now. We ___________(have)supper now

10.______Helen__________(wash )clothes? Yes ,she is

C、句型转换：

1. They are doing housework .(分别改成一般疑问句和否定句)

①_______________________________________________

②_______________________________________________

2．The students are cleaning the classroom . ( 改一般疑问句并作肯定和否定回答)

①_______________________________________________

②_ ___________________________________

③_____________________________

第二部分

一、过去进行时态：陈述句构成：主语+ was/were +Vt-ing +其他意义：

二、标志词组

at this /that time yesterday , at 8 o’clock yesterday; when the rainstorm came 等

三句子：

1 昨天晚上 8点钟他正在淋浴（ take a shower ）

2 上星期天这个时候我正在做作业。（do homework ）

3 暴风雨来的时候她在图书馆看书。（在图书馆 in the library ）

4 Linda 在睡觉的时候，珍妮在帮助Mary 做作业。

While Linda was sleeping , Jenney ______________

四、过去进行时态的否定句：

主语+ was/were +not+ Vt-ing +其他； was not = ; were not =

五、一般疑问句： Was/ Were + 主语+ Vt-ing +其他？

练习：

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. They _____(not make) a model ship when I saw him.

6. _____ they ____ (have) a meeting at 4 yesterday afternoon? No, they _____. They _____ (cl ean) the classroom.

7. ______ it ______(rain) when you left school? Yes, it ____. (No, it ____)

加ing要双写的单词

1. 首先了解一下“闭音节”的基本知识：以辅音结尾的音节称为“闭音节”，如果这个闭音节在单词里是重读的，则这个音节叫做“重读闭音节”；

2. 如果一个动词以“重读闭音节”结尾，则其现在分词/动名词的构成通常是“双写词尾的那个辅音字母，然后加ing”；

3.请注意：以“辅音字母结尾”和“以辅音结尾（指发音或音标）”是不同的。

4. “双写词尾辅音字母后加 in g”必须同时满足以下 4 个条件：

1) 该动词的发音以重读闭音节结尾；

2）结尾闭音节符合“1 个辅音字母 + 1 个元音字母 + 1 个辅音字