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人教版七年级英语语法总结(精品)PPT课件
母,应先双写这一辅音字母,再加ed
如 stop---stopped
4)以辅音字母+结尾的动词,先变 “y”为 “i”,再+ed
如 study—studied cry---crie
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祈使句的复习建议:
掌握祈使句的基本用法和基本形式:
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3) 以重读闭音节结尾的动词,末尾只有一个 辅音字母,应先双写这一辅音字母,再加 ing.
如: sit—sitting
run---running
begin---beginning
4)以ie结尾的动词先变ie为y, 再+ing.
如: lie---lying
die----dyin- g
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现在进行时讲解: 表示: 说话瞬间或现阶段正在进的动作。
(时态可以通过动词的变化形式来表示)
I am watching TV. The students are studying for the exams. She isn’t writing a letter now Is Nancy doing her homework? What are you doing now?
1.常带有表过去的时间状语, 如:yesterday, last night, in 2001, just now, two days ago等
2.一般过去时态是由be: was(were) 或 did 来表示
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3. 肯定式: was (were) 或 实义动词 did
否定式: was (were) +not did+not+动词原形
冠词
1. 不定冠词a / an 的基本用法:
1) 泛指某人或某物 。如 Then an idea occurred to me.
2) 代表一类人或物,但没有one强烈 。 An elephant is heavier than a horse .
3) 用于某些词组或成语中。 As a matter of fact , I don’t like the story.
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七年级英语(下)---语法复习
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七年级英语(下)---语法复习内容
1. 冠词的用法 2. 时态:一般现在时
现在进行时 一般过去时 3. There be 句型 4. 句子种类:祈使句
疑问句
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一般过去时讲解:
表示:过去某个时间发生的动作或存在的状态。 I got up early yesterday. How was your weekend? It was great. She didn’t play sports last weekend. Did you go to Central Park? Yes, I did. Where did you go on vacation?
1.Turn left on First Avenue and enjoy the city’s quiet streets and small parks
2. Don’t be late for school. 3. Please write and tell me about yourself. 4. Be quiet. 5. Come in, please. 6. Let me tell you the way to my house.
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6.进行时的提示词。
如:now, these days,look, listen,
It’s …o’clock等
7. 现在分词的四种构成形式:
1) 动词原形+ing.如:go--源自goingdo---doing
2) e结尾的动词,先去e再加ing
如:write---writing
take ---tak- ing
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There be 句型结构复习建议:
复习的层次: 1. be动词与后面名词单复数一致的问题 2. There be 句型结构与have/has的区别 3. There be 句型结构的就近原则
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There be 句型结构讲解:
There be 的一般现在时结构 某地有某物/某时有某事
There is a bank near here. There are many people here on vacation. There isn’t a pay phone across from the bank. Is there a big supermarket near your house?
疑问式:was (were)到句子的主语前 did到句子的主语前
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4. 动词过去式的构成有规则和不规则两类。规则动词过去 式的构成有四类:
1)动词原形+ed 如 look---looked
play---played
2)以结尾e的动词+d 如 live---lived
hope---hoped
3)以重读闭音节结尾的动词,末尾只有一个辅音字
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1.句子中的be和后面所跟的名词在数方面必须一致。 2. There be 的肯定式:There be (is/are)
否定式: There isn’t There aren’t
疑问式:is/are 提到there的前面 一般疑问句的回答:Yes, there is/are.
No, there isn’t / aren’t. 特殊问句的回答:There is/are
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1.现在进行时时态构成:
助动词be (am, is, are)+ doing
2.肯定式:
be (am, is, are) + doing
3.否定式:
be (am, is, are) +not +doing
4.一般疑问句构成:
将be与主语互换位置
5. 特殊疑问句
What ( 疑 问 词 ) + be+ 主 语 +doing?
1) 省略第二人称主语 you.
2) 祈使句的肯定形式:Do/Be 开头;
否定祈使句: Don’ t do / Don’ t be开头
3) 为表示礼貌,祈使句前或句末可加please. 句末用please时,please前用“,”隔开。
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祈使句的基本含义: 表示请求、命令、劝说、号召、警告等。