提高学习效率并非一朝一夕之事,需要长期的探索和积累。前人的经验是可以借鉴的,但必须充分结合自己的特点。下面是小编为大家精心整理的关于七年级英语上册知识点，希望对大家有所帮助。
一般现在时
Be 动词：She's a worker. Is she a worker? She isn't a worker.
情态动词：I can play the piano. Can you play the piano? I can't play thepiano.
行为动词：They want to eat some tomatoes. Do they want to eat any tomatoes? Theydon't want to eat any tomatoes.
Gina has a nice watch. Does Gina have a nice watch? Gina doesn't have awatch.
现在进行时
I'm playing baseball. Are you playing baseball? I'm not playingbaseball.
Nancy is writing a letter. Is Nancy writing a letter? Nancy isn't writing aletter.
They're listening to the pop music. Are they listening the pop music? Theyaren't listening to the pop music.
have/ has的用法
1) 谓语动词have表示“有”，有两种形式：have和has，前者用于第一人称(I,we)，第二人称(you)和第三人称复数(they)，后者用于第三人称单数(he, she, it)或单数名词。
I have an apple and he has two bananas. 我有一个苹果，他有两个香蕉。
You have a new English teacher. 你们有了一个新的英语老师。
It has two big eyes. 它有一双大眼睛。
Julie and Jack have a nice car. 朱莉和杰克有一辆好看的车。
2) have/has句型与therebe句型的比较：两者都表示“有”，但用法不同。前者表示所属关系，即表示“某人或某物有什么”，而后者表示存在，表示“某地有什么”。
They have some new books. 他们有一些新书。
There are some new books on their desks. 他们桌子上有一些新书。
She has a lot of pretty skirts. 她有很多漂亮的裙子。
There are a lot of pretty skirts in the shop. 商店里有很多漂亮的.裙子。
3) have/ has的否定句，一般要加助动词do/ does，再加not构成，即do not have (don’t have)/ doesnot have (doesn’t have)
She does not have a sister. 她没有姐姐。
We don’t have any classes on Saturday. 我们星期六没有课。
Ann and I don’t have a big room. 我和安没有一个大房间。
4) 一般疑问句由“助动词Do/ Does + 主语 + have + 宾语”构成，回答用Yes, … do/ does.或者No, … don’t/doesn’t.
--Do you have a big house? 他们的房子大吗?
--No, they don’t. 不，他们的房子不大。
--Does he have an eraser? 他有橡皮吗?
--Yes, he does. 他有的。
5) 特殊疑问句由特殊疑问词 + 助动词do/ does + have (+状语)构成。
What do they have? 他们有什么?
What does he have? 他有什么?
How many telephones do they have? 他们有几部电话?
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